#42CBB1#42CBB1

#42CBB1 is a light, vivid teal. Relative luminance 0.470; OKLCH L 76.2% C 0.123 H 177.5°. Best body text is #000000 at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#42CBB1
RGB	rgb(66, 203, 177)
HSL	hsl(169, 57%, 53%)
HSV	hsv(169, 67%, 80%)
CMYK	cmyk(67.5%, 0%, 12.8%, 20.4%)
CIE-LAB	lab(74.22, -42.72, 2.28)
CIE-LCH	lch(74.22, 42.78, 176.95°)
OKLab	oklab(76.23% -0.1225 0.0054)
OKLCH	oklch(76.23% 0.123 177.5)
XYZ	xyz(31.5346, 47.0409, 49.0043)
Luminance	0.4704 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CBB1 #CB425C

analogous

#42CB6C #42CBB1 #42A0CB

triadic

#42CBB1 #B142CB #CBB142

tetradic

#42CBB1 #6C42CB #CB425C #A0CB42

square

#42CBB1 #6C42CB #CB425C #A0CB42

split-complementary

#42CBB1 #CB42A0 #CB6C42

monochromatic

#207363 #2DA38D #42CBB1 #72D8C5 #A2E5D9

Accessibility & contrast

On white

2.02

#42CBB1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.41

#42CBB1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CBB1

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CBB1	#FFFFFF	#000000	##000000
##42CBB1	1.00	2.02	10.41	10.41
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.41	21.00	1.00	1.00
##000000	10.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3BFB0

Deuteranopia (green-blind)

#B0B1B3

Tritanopia (blue-blind)

#00CEC3

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #42cbb1;
/* rgb */ color: rgb(66, 203, 177);
/* oklch */ color: oklch(76.2% 0.123 177.5);

Tailwind

colors: {
  custom: {
    50: '#88dbc8',
    500: '#42cbb1',
    950: '#000000',
  },
}

SCSS

$custom: #42cbb1;
$custom-light: #88dbc8;
$custom-dark: #000000;

JSON

{
  "hex": "#42cbb1",
  "rgb": {
    "r": 66,
    "g": 203,
    "b": 177
  },
  "hsl": {
    "h": 168.613,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.7623,
    "c": 0.12262,
    "h": 177.5
  },
  "luminance": 0.47044
}

Semantic roles & 50–950 ramp

primary

#42CBB1

secondary

#D297A2

accent

#4865E0

background

#F9FDFC

surface

#F1FBF8

border

#CBD4D1

text

#0D1513

muted

#7E8382

Preview Lab

Preview with #42CBB1

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

Preview Lab → · Contrast checker → · Palette generator →