#42BCAB#42BCAB

#42BCAB is a light, moderate teal. Relative luminance 0.401; OKLCH L 72.3% C 0.110 H 182.2°. Best body text is #000000 at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#42BCAB
RGB	rgb(66, 188, 171)
HSL	hsl(172, 48%, 50%)
HSV	hsv(172, 65%, 74%)
CMYK	cmyk(64.9%, 0%, 9%, 26.3%)
CIE-LAB	lab(69.51, -37.58, -1.32)
CIE-LCH	lch(69.51, 37.61, 182.01°)
OKLab	oklab(72.35% -0.1098 -0.0042)
OKLCH	oklch(72.35% 0.11 182.2)
XYZ	xyz(27.5772, 40.0619, 44.7995)
Luminance	0.4007 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BCAB #BC4253

analogous

#42BC6E #42BCAB #4290BC

triadic

#42BCAB #AB42BC #BCAB42

tetradic

#42BCAB #6E42BC #BC4253 #90BC42

square

#42BCAB #6E42BC #BC4253 #90BC42

split-complementary

#42BCAB #BC4290 #BC6E42

monochromatic

#226159 #328F82 #42BCAB #6FCCBF #9CDCD3

Accessibility & contrast

On white

2.33

#42BCAB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.01

#42BCAB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BCAB

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BCAB	#FFFFFF	#000000	##000000
##42BCAB	1.00	2.33	9.01	9.01
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.01	21.00	1.00	1.00
##000000	9.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4B1AA

Deuteranopia (green-blind)

#A2A4AD

Tritanopia (blue-blind)

#00BFB7

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #42bcab;
/* rgb */ color: rgb(66, 188, 171);
/* oklch */ color: oklch(72.3% 0.110 182.2);

Tailwind

colors: {
  custom: {
    50: '#85d1c3',
    500: '#42bcab',
    950: '#000000',
  },
}

SCSS

$custom: #42bcab;
$custom-light: #85d1c3;
$custom-dark: #000000;

JSON

{
  "hex": "#42bcab",
  "rgb": {
    "r": 66,
    "g": 188,
    "b": 171
  },
  "hsl": {
    "h": 171.639,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.72347,
    "c": 0.10988,
    "h": 182.2
  },
  "luminance": 0.40065
}

Semantic roles & 50–950 ramp

primary

#42BCAB

secondary

#C99199

accent

#5063D8

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1412

muted

#7D8281

Preview Lab

Preview with #42BCAB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →