#42A690#42A690

#42A690 is a light, moderate teal. Relative luminance 0.304; OKLCH L 66.0% C 0.099 H 176.1°. Best body text is #000000 at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#42A690
RGB	rgb(66, 166, 144)
HSL	hsl(167, 43%, 45%)
HSV	hsv(167, 60%, 65%)
CMYK	cmyk(60.2%, 0%, 13.3%, 34.9%)
CIE-LAB	lab(62.03, -34.49, 2.75)
CIE-LCH	lch(62.03, 34.60, 175.44°)
OKLab	oklab(66.02% -0.0987 0.0068)
OKLCH	oklch(66.02% 0.099 176.1)
XYZ	xyz(20.9147, 30.4422, 31.1539)
Luminance	0.3044 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A690 #A64258

analogous

#42A65E #42A690 #428AA6

triadic

#42A690 #9042A6 #A69042

tetradic

#42A690 #5E42A6 #A64258 #8AA642

square

#42A690 #5E42A6 #A64258 #8AA642

split-complementary

#42A690 #A6428A #A65E42

monochromatic

#1F4E44 #317A6A #42A690 #64C1AD #90D3C4

Accessibility & contrast

On white

2.96

#42A690 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.09

#42A690 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42A690

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A690	#FFFFFF	#000000	##000000
##42A690	1.00	2.96	7.09	7.09
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.09	21.00	1.00	1.00
##000000	7.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A09C8F

Deuteranopia (green-blind)

#919192

Tritanopia (blue-blind)

#00A89F

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #42a690;
/* rgb */ color: rgb(66, 166, 144);
/* oklch */ color: oklch(66.0% 0.099 176.1);

Tailwind

colors: {
  custom: {
    50: '#81c1b0',
    500: '#42a690',
    950: '#000000',
  },
}

SCSS

$custom: #42a690;
$custom-light: #81c1b0;
$custom-dark: #000000;

JSON

{
  "hex": "#42a690",
  "rgb": {
    "r": 66,
    "g": 166,
    "b": 144
  },
  "hsl": {
    "h": 166.8,
    "s": 43.103,
    "l": 45.49
  },
  "oklch": {
    "l": 0.66024,
    "c": 0.09891,
    "h": 176.1
  },
  "luminance": 0.30444
}

Semantic roles & 50–950 ramp

primary

#42A690

secondary

#BE8692

accent

#5571D3

background

#F8FBFA

surface

#EFF7F4

border

#CAD0CE

text

#0B1210

muted

#7C817F

Preview Lab

Preview with #42A690

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

Preview Lab → · Contrast checker → · Palette generator →