#3FC689

Accessibility

AAA

9.65:1

Vs white / black

2.18:1 · 9.65:1

Sources

Library color

Codes

Formats

HEX

#3fc689

RGB

rgb(63, 198, 137)

RGBA

rgba(63, 198, 137, 1)

HSL

hsl(153, 54%, 51%)

HSLA

hsla(153, 54%, 51%, 1)

HSV

hsv(153, 68%, 78%)

LAB

lab(71.72% -50.42 20.24)

LCH

lch(71.72% 54.33 158.13)

OKLAB

oklab(0.7387 -0.1374 0.0513)

OKLCH

oklch(0.7387 0.1467 159.53)

XYZ

xyz(26.76, 43.25, 30.60)

CMYK

cmyk(68%, 0%, 31%, 22%)

CSS

color: #3fc689;

CSS variable

--color-3fc689: #3fc689;

SCSS

$color-3fc689: #3fc689;

JavaScript

const color = "#3fc689";

TypeScript

const color: string = "#3fc689";

React

style={{ backgroundColor: "#3fc689" }}

JSON

{ "hex": "#3fc689", "rgb": { "r": 63, "g": 198, "b": 137 }, "oklch": "oklch(0.7387 0.1467 159.53)" }

Export

Developer code

css

:root {
  --#3fc689-1: #3fc689;
}

Design systems

Nearest official tokens

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

Nearest Tailwind color

emerald-400

Noticeably different · ΔE 3.61 · #34D399

Nearest CSS named color

MediumSeaGreen

Very different · ΔE 5.54 · #3CB371

Nearest Material color

green-300

Very different · ΔE 7.37 · #81C784

Nearest Bootstrap color

success

Very different · ΔE 19.36 · #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.

50c1ffe0 100aefcd1 2008eebba 30069d7a0 40032bd80 50000a066 600008654 700006c42 800005330 900003b20 95000240d

Palette

Tints & shades

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

effaf5 dff6eb cff1e2 bfecd8 afe7ce 9fe3c4 8fdeba 7fd9b0 6fd4a7 5fd09d 4fcb93 3fc689 3ab67e 35a572 2f9567 2a845b 257350 206345 1a5239 15422e 103222 0a2117 05110b

Palette

Tints

Mixed toward white — soft backgrounds and highlights

effaf5 dff6eb cff1e2 bfecd8 afe7ce 9fe3c4 8fdeba 7fd9b0 6fd4a7 5fd09d 4fcb93

Palette

Shades

Mixed toward black — depth, text, and emphasis

3ab67e 35a572 2f9567 2a845b 257350 206345 1a5239 15422e 103222 0a2117 05110b

Palette

Tones

Mixed toward neutral grey — muted UI surfaces

44c088 4aba88 4fb587 55af86 5aa985 60a385 659d84 6a9783 709282 758c82 7b8681

Harmony

Complementary

Opposite on the color wheel for contrast

#3FC689Stop 1 #C63F7BStop 2

Harmony

Analogous

Neighbors that sit comfortably together

#3FC645Stop 1 #3FC689Stop 2 #3FBFC6Stop 3

Harmony

Triadic

Evenly spaced triad for vibrant sets

#3FC689Stop 1 #893FC6Stop 2 #C6893FStop 3

Harmony

Split complementary

Base plus two accents beside the complement

#3FC689Stop 1 #C63FBFStop 2 #C6453FStop 3

Harmony

Monochromatic

Same hue, varied lightness and saturation

#174F36Stop 1 #29895EStop 2 #3BC486Stop 3 #76D6ABStop 4 #B0E8CFStop 5

Using this color

Where #3fc689 works

#3FC689 (#3fc689) sits in the green family at about 153° hue, 54% saturation, and 51% lightness. Contrast is 2.18:1 on white and 9.65:1 on black, so near-black labels read more clearly on the swatch itself. Nearest Tailwind token: emerald-400 (approximation unless the hex is an official scale stop).

Sensible jobs for this swatch

supporting UI accents
text or icons on charcoal / dark mode

Do not use #3fc689 as small body text on white — 2.18:1 misses WCAG AA (4.5:1). Pair it with a darker shade from the scale below, or check pairs in the contrast checker.

Family context: Growth, nature, and success. Strong for finance positives, eco brands, and health. Common uses still include buttons, charts, and accents in the Green range — always verify the pair for this exact hex in the contrast checker.

Similar & related colors

Nearby colors from the library by perceptual distance

Spectrum #42BD80#42BD80 Spectrum #5BC893#5BC893 Spectrum #3BCE96#3BCE96 Spectrum #59CF8E#59CF8E Spectrum #1ED290#1ED290 Web Safe #33CC99#33CC99 Spectrum #23C796#23C796 Spectrum #3CC376#3CC376 Spectrum #10C18F#10C18F Tailwind emerald 400#34D399 Spectrum #5FBF7F#5FBF7F Spectrum #2ABB75#2ABB75