#42CBB6#42CBB6

#42CBB6 is a light, vivid teal. Relative luminance 0.472; OKLCH L 76.4% C 0.120 H 180.6°. Best body text is #000000 at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#42CBB6
RGB	rgb(66, 203, 182)
HSL	hsl(171, 57%, 53%)
HSV	hsv(171, 67%, 80%)
CMYK	cmyk(67.5%, 0%, 10.3%, 20.4%)
CIE-LAB	lab(74.35, -41.43, -0.24)
CIE-LCH	lch(74.35, 41.43, 180.33°)
OKLab	oklab(76.38% -0.1202 -0.0013)
OKLCH	oklch(76.38% 0.12 180.6)
XYZ	xyz(32.0422, 47.2439, 51.6772)
Luminance	0.4725 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CBB6 #CB4257

analogous

#42CB72 #42CBB6 #429BCB

triadic

#42CBB6 #B642CB #CBB642

tetradic

#42CBB6 #7242CB #CB4257 #9BCB42

square

#42CBB6 #7242CB #CB4257 #9BCB42

split-complementary

#42CBB6 #CB429B #CB7242

monochromatic

#207366 #2DA391 #42CBB6 #72D8C9 #A2E5DB

Accessibility & contrast

On white

2.01

#42CBB6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.45

#42CBB6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CBB6

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CBB6	#FFFFFF	#000000	##000000
##42CBB6	1.00	2.01	10.45	10.45
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.45	21.00	1.00	1.00
##000000	10.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2BFB5

Deuteranopia (green-blind)

#AFB1B8

Tritanopia (blue-blind)

#00CFC5

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #42cbb6;
/* rgb */ color: rgb(66, 203, 182);
/* oklch */ color: oklch(76.4% 0.120 180.6);

Tailwind

colors: {
  custom: {
    50: '#88dbcb',
    500: '#42cbb6',
    950: '#000000',
  },
}

SCSS

$custom: #42cbb6;
$custom-light: #88dbcb;
$custom-dark: #000000;

JSON

{
  "hex": "#42cbb6",
  "rgb": {
    "r": 66,
    "g": 203,
    "b": 182
  },
  "hsl": {
    "h": 170.803,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.76378,
    "c": 0.12024,
    "h": 180.6
  },
  "luminance": 0.47248
}

Semantic roles & 50–950 ramp

primary

#42CBB6

secondary

#D297A0

accent

#485FE0

background

#F9FDFC

surface

#F1FBF8

border

#CBD4D1

text

#0D1513

muted

#7E8382

Preview Lab

Preview with #42CBB6

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

Preview Lab → · Contrast checker → · Palette generator →