Is Slime green an official BrickColor?

BrickColor ID 301 uses RGB 80, 109, 84 from the public BrickColor table. HEX #506D54 is a calculated sRGB encoding of that RGB.

BrickColor 301

Slime green

Official RGB 80, 109, 84. HEX, HSL, and OKLCH below are calculated conversions.

Open color page

Slime green (BrickColor 301)

#506D54

Accessibility

5.74:1

Vs white / black

5.74:1 · 3.66:1

Sources

Library color

Codes

Formats

HEX

#506d54

RGB

rgb(80, 109, 84)

RGBA

rgba(80, 109, 84, 1)

HSL

hsl(128, 15%, 37%)

HSLA

hsla(128, 15%, 37%, 1)

HSV

hsv(128, 27%, 43%)

LAB

lab(43.19% -16.14 10.61)

LCH

lch(43.19% 19.32 146.68)

OKLAB

oklab(0.5044 -0.0443 0.0272)

OKLCH

oklch(0.5044 0.052 148.45)

XYZ

xyz(10.38, 13.28, 10.40)

CMYK

cmyk(27%, 0%, 23%, 57%)

CSS

color: #506d54;

CSS variable

--color-506d54: #506d54;

SCSS

$color-506d54: #506d54;

JavaScript

const color = "#506d54";

TypeScript

const color: string = "#506d54";

React

style={{ backgroundColor: "#506d54" }}

JSON

{ "hex": "#506d54", "rgb": { "r": 80, "g": 109, "b": 84 }, "oklch": "oklch(0.5044 0.052 148.45)" }

Export

Developer code

css

:root {
  --slime-green-(brickcolor-301)-1: #506d54;
}

Design systems

Nearest official tokens

An arbitrary HEX is not an official Tailwind, Material, or Bootstrap color. Distance is CIEDE2000.

Nearest Tailwind color

emerald-700

Very different · ΔE 10.29 · #047857

Nearest CSS named color

DarkOliveGreen

Very different · ΔE 10.41 · #556B2F

Nearest Material color

teal-800

Very different · ΔE 11.31 · #00695C

Nearest Bootstrap color

success

Very different · ΔE 13.01 · #198754

OKLCH

Perceptual 50–950 scale

Generated in OKLCH from this hex. Not an official Tailwind scale unless the hex itself is a Tailwind token.

50e7fbea 100d9efdb 200c3dcc6 300aac6ae 4008cab90 500718f75 6005e7861 7004a604d 800374939 900253327 950121e14

Palette

Tints & shades

Full scale from light tints through the base color into deep shades

f0f3f1 e2e7e3 d3dbd4 c5cec6 b6c2b8 a8b6aa 99aa9b 8a9e8d 7c927f 6d8571 5f7962 506d54 49644d 435b46 3c523f 354938 2f4031 28372a 212d23 1b241c 141b15 0d120e 070907

Palette

Tints

Mixed toward white — soft backgrounds and highlights

f0f3f1 e2e7e3 d3dbd4 c5cec6 b6c2b8 a8b6aa 99aa9b 8a9e8d 7c927f 6d8571 5f7962

Palette

Shades

Mixed toward black — depth, text, and emphasis

49644d 435b46 3c523f 354938 2f4031 28372a 212d23 1b241c 141b15 0d120e 070907

Palette

Tones

Mixed toward neutral grey — muted UI surfaces

546f58 58705b 5c725f 607363 647566 68776a 6c786e 707a71 747b75 787d79 7c7e7c

Harmony

Complementary

Opposite on the color wheel for contrast

#506D54Stop 1 #6D5069Stop 2

Harmony

Analogous

Neighbors that sit comfortably together

#5B6D50Stop 1 #506D54Stop 2 #506D62Stop 3

Harmony

Triadic

Evenly spaced triad for vibrant sets

#506D54Stop 1 #54506DStop 2 #6D5450Stop 3

Harmony

Split complementary

Base plus two accents beside the complement

#506D54Stop 1 #62506DStop 2 #6D505BStop 3

Harmony

Monochromatic

Same hue, varied lightness and saturation

#2B3B2DStop 1 #4C674FStop 2 #6C9371Stop 3 #98B39CStop 4 #C4D4C6Stop 5

Using this color

Where #506d54 works

Slime green (BrickColor 301) (#506d54) sits in the blue family at about 128° hue, 15% saturation, and 37% lightness. Contrast is 5.74:1 on white and 3.66:1 on black, so white labels read more clearly on the swatch itself. Nearest Tailwind token: emerald-700 (approximation unless the hex is an official scale stop).

Sensible jobs for this swatch

supporting UI accents
text or icons on a white canvas

On a black or near-black UI, #506d54 is 3.66:1. Prefer it as a fill, border, or large heading rather than 16px copy.

Family context: Trust, calm, and professionalism. The most used color in SaaS, finance, and healthcare. Common uses still include buttons, charts, and accents in the Blue range — always verify the pair for this exact hex in the contrast checker.

Where #506d54 works

Sensible jobs for this swatch

supporting UI accents

text or icons on a white canvas

On a black or near-black UI, #506d54 is 3.66:1. Prefer it as a fill, border, or large heading rather than 16px copy.