#42C0BA#42C0BA

#42C0BA is a light, moderate teal. Relative luminance 0.424; OKLCH L 73.8% C 0.109 H 190.5°. Best body text is #000000 at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#42C0BA
RGB	rgb(66, 192, 186)
HSL	hsl(177, 50%, 51%)
HSV	hsv(177, 66%, 75%)
CMYK	cmyk(65.6%, 0%, 3.1%, 24.7%)
CIE-LAB	lab(71.15, -35.36, -7.13)
CIE-LCH	lch(71.15, 36.07, 191.39°)
OKLab	oklab(73.81% -0.1072 -0.0199)
OKLCH	oklch(73.81% 0.109 190.5)
XYZ	xyz(29.9553, 42.3993, 53.0500)
Luminance	0.4240 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C0BA #C04248

analogous

#42C07B #42C0BA #4287C0

triadic

#42C0BA #BA42C0 #C0BA42

tetradic

#42C0BA #7B42C0 #C04248 #87C042

square

#42C0BA #7B42C0 #C04248 #87C042

split-complementary

#42C0BA #C04287 #C07B42

monochromatic

#226662 #31948F #42C0BA #70CFCB #9EDFDC

Accessibility & contrast

On white

2.22

#42C0BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.48

#42C0BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C0BA

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C0BA	#FFFFFF	#000000	##000000
##42C0BA	1.00	2.22	9.48	9.48
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.48	21.00	1.00	1.00
##000000	9.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5B6BA

Deuteranopia (green-blind)

#A2A8BB

Tritanopia (blue-blind)

#00C5BE

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #42c0ba;
/* rgb */ color: rgb(66, 192, 186);
/* oklch */ color: oklch(73.8% 0.109 190.5);

Tailwind

colors: {
  custom: {
    50: '#87d3ce',
    500: '#42c0ba',
    950: '#000000',
  },
}

SCSS

$custom: #42c0ba;
$custom-light: #87d3ce;
$custom-dark: #000000;

JSON

{
  "hex": "#42c0ba",
  "rgb": {
    "r": 66,
    "g": 192,
    "b": 186
  },
  "hsl": {
    "h": 177.143,
    "s": 50,
    "l": 50.588
  },
  "oklch": {
    "l": 0.73813,
    "c": 0.10905,
    "h": 190.5
  },
  "luminance": 0.42403
}

Semantic roles & 50–950 ramp

primary

#42C0BA

secondary

#CB9396

accent

#4E55DA

background

#F8FDFC

surface

#F0FAF9

border

#CBD3D2

text

#0D1413

muted

#7D8382

Preview Lab

Preview with #42C0BA

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

Preview Lab → · Contrast checker → · Palette generator →