#42CBB3#42CBB3

#42CBB3 is a light, vivid teal. Relative luminance 0.471; OKLCH L 76.3% C 0.122 H 178.7°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#42CBB3
RGB	rgb(66, 203, 179)
HSL	hsl(169, 57%, 53%)
HSV	hsv(169, 67%, 80%)
CMYK	cmyk(67.5%, 0%, 11.8%, 20.4%)
CIE-LAB	lab(74.27, -42.21, 1.27)
CIE-LCH	lch(74.27, 42.23, 178.28°)
OKLab	oklab(76.29% -0.1216 0.0027)
OKLCH	oklch(76.29% 0.122 178.7)
XYZ	xyz(31.7354, 47.1212, 50.0619)
Luminance	0.4713 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CBB3 #CB425A

analogous

#42CB6E #42CBB3 #429ECB

triadic

#42CBB3 #B342CB #CBB342

tetradic

#42CBB3 #6E42CB #CB425A #9ECB42

square

#42CBB3 #6E42CB #CB425A #9ECB42

split-complementary

#42CBB3 #CB429E #CB6E42

monochromatic

#207364 #2DA38E #42CBB3 #72D8C6 #A2E5DA

Accessibility & contrast

On white

2.01

#42CBB3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.43

#42CBB3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CBB3

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CBB3	#FFFFFF	#000000	##000000
##42CBB3	1.00	2.01	10.43	10.43
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.43	21.00	1.00	1.00
##000000	10.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3BFB2

Deuteranopia (green-blind)

#AFB1B5

Tritanopia (blue-blind)

#00CEC4

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #42cbb3;
/* rgb */ color: rgb(66, 203, 179);
/* oklch */ color: oklch(76.3% 0.122 178.7);

Tailwind

colors: {
  custom: {
    50: '#88dbc9',
    500: '#42cbb3',
    950: '#000000',
  },
}

SCSS

$custom: #42cbb3;
$custom-light: #88dbc9;
$custom-dark: #000000;

JSON

{
  "hex": "#42cbb3",
  "rgb": {
    "r": 66,
    "g": 203,
    "b": 179
  },
  "hsl": {
    "h": 169.489,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.76288,
    "c": 0.12162,
    "h": 178.7
  },
  "luminance": 0.47125
}

Semantic roles & 50–950 ramp

primary

#42CBB3

secondary

#D297A1

accent

#4862E0

background

#F9FDFC

surface

#F1FBF8

border

#CBD4D1

text

#0D1513

muted

#7E8382

Preview Lab

Preview with #42CBB3

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

Preview Lab → · Contrast checker → · Palette generator →