#40CAAF

Accessibility

AAA

10.29:1

Vs white / black

2.04:1 · 10.29:1

Sources

Library color

Codes

Formats

HEX

#40caaf

RGB

rgb(64, 202, 175)

RGBA

rgba(64, 202, 175, 1)

HSL

hsl(168, 57%, 52%)

HSLA

hsla(168, 57%, 52%, 1)

HSV

hsv(168, 68%, 79%)

LAB

lab(73.82% -43.09 2.78)

LCH

lch(73.82% 43.18 176.31)

OKLAB

oklab(0.7588 -0.1233 0.0067)

OKLCH

oklch(0.7588 0.1235 176.89)

XYZ

xyz(30.97, 46.42, 47.88)

CMYK

cmyk(68%, 0%, 13%, 21%)

CSS

color: #40caaf;

CSS variable

--color-40caaf: #40caaf;

SCSS

$color-40caaf: #40caaf;

JavaScript

const color = "#40caaf";

TypeScript

const color: string = "#40caaf";

React

style={{ backgroundColor: "#40caaf" }}

JSON

{ "hex": "#40caaf", "rgb": { "r": 64, "g": 202, "b": 175 }, "oklch": "oklch(0.7588 0.1235 176.89)" }

Export

Developer code

css

:root {
  --#40caaf-1: #40caaf;
}

Design systems

Nearest official tokens

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

Nearest Tailwind color

teal-400

Noticeably different · ΔE 3.47 · #2DD4BF

Nearest CSS named color

MediumAquaMarine

Noticeably different · ΔE 4.16 · #66CDAA

Nearest Material color

teal-300

Very different · ΔE 7.41 · #4DB6AC

Nearest Bootstrap color

info

Very different · ΔE 21.78 · #0DCAF0

OKLCH

Perceptual 50–950 scale

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

50bffff4 100acfae7 2008be9d3 30064d5bc 40028baa0 500009e85 60000846f 700006a58 800005143 900003a2e 95000231a

Palette

Tints & shades

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

effbf8 dff6f2 cff2eb bfede4 afe9de a0e5d7 90e0d0 80dcca 70d7c3 60d3bc 50ceb6 40caaf 3bb9a0 35a892 309883 2b8775 257666 206558 1b5449 15433a 10332c 0b221d 05110f

Palette

Tints

Mixed toward white — soft backgrounds and highlights

effbf8 dff6f2 cff2eb bfede4 afe9de a0e5d7 90e0d0 80dcca 70d7c3 60d3bc 50ceb6

Palette

Shades

Mixed toward black — depth, text, and emphasis

3bb9a0 35a892 309883 2b8775 257666 206558 1b5449 15433a 10332c 0b221d 05110f

Palette

Tones

Mixed toward neutral grey — muted UI surfaces

45c4ab 4bbea7 50b8a3 55b19f 5bab9b 60a598 659f94 6b9990 70938c 758c88 7b8684

Harmony

Complementary

Opposite on the color wheel for contrast

#40CAAFStop 1 #CA3F5BStop 2

Harmony

Analogous

Neighbors that sit comfortably together

#3FCA69Stop 1 #40CAAFStop 2 #3FA1CAStop 3

Harmony

Triadic

Evenly spaced triad for vibrant sets

#40CAAFStop 1 #AE3FCAStop 2 #CAAE3FStop 3

Harmony

Split complementary

Base plus two accents beside the complement

#40CAAFStop 1 #CA3FA1Stop 2 #CA693FStop 3

Harmony

Monochromatic

Same hue, varied lightness and saturation

#165044Stop 1 #268C78Stop 2 #37C8ABStop 3 #73D9C4Stop 4 #AFE9DDStop 5

Using this color

Where #40caaf works

#40CAAF (#40caaf) sits in the teal family at about 168° hue, 57% saturation, and 52% lightness. Contrast is 2.04:1 on white and 10.29:1 on black, so near-black labels read more clearly on the swatch itself. Nearest Tailwind token: teal-400 (approximation unless the hex is an official scale stop).

Sensible jobs for this swatch

primary buttons and key accents
text or icons on charcoal / dark mode

Do not use #40caaf as small body text on white — 2.04:1 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: Balance, healing, and sophistication. Popular in wellness and modern dashboards. Common uses still include buttons, charts, and accents in the Teal 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 #60CDB5#60CDB5 Spectrum #44C1A3#44C1A3 Spectrum #29C2A1#29C2A1 Spectrum #3BD8B9#3BD8B9 Tailwind teal 400#2DD4BF Spectrum #5BD2AE#5BD2AE Spectrum #3DD1C0#3DD1C0 Spectrum #2FBCA7#2FBCA7 MediumAquaMarine#66CDAA Spectrum #1CD9C3#1CD9C3 Turquoise#1ABC9C Spectrum #15BC9B#15BC9B