#42B180#42B180

#42B180 is a light, vivid teal. Relative luminance 0.342; OKLCH L 68.4% C 0.125 H 161.0°. Best body text is #000000 at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#42B180
RGB	rgb(66, 177, 128)
HSL	hsl(154, 46%, 48%)
HSV	hsv(154, 63%, 69%)
CMYK	cmyk(62.7%, 0%, 27.7%, 30.6%)
CIE-LAB	lab(65.09, -43.16, 15.95)
CIE-LCH	lch(65.09, 46.02, 159.72°)
OKLab	oklab(68.39% -0.1183 0.0406)
OKLCH	oklch(68.39% 0.125 161)
XYZ	xyz(21.8631, 34.1588, 25.8590)
Luminance	0.3416 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B180 #B14273

analogous

#42B149 #42B180 #42AAB1

triadic

#42B180 #8042B1 #B18042

tetradic

#42B180 #4942B1 #B14273 #AAB142

square

#42B180 #4942B1 #B14273 #AAB142

split-complementary

#42B180 #B142AA #B14942

monochromatic

#215840 #318460 #42B180 #69C79E #96D8BB

Accessibility & contrast

On white

2.68

#42B180 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.83

#42B180 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B180

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B180	#FFFFFF	#000000	##000000
##42B180	1.00	2.68	7.83	7.83
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.83	21.00	1.00	1.00
##000000	7.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFA47D

Deuteranopia (green-blind)

#A09A83

Tritanopia (blue-blind)

#00B0A4

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #42b180;
/* rgb */ color: rgb(66, 177, 128);
/* oklch */ color: oklch(68.4% 0.125 161.0);

Tailwind

colors: {
  custom: {
    50: '#82c9a5',
    500: '#42b180',
    950: '#000000',
  },
}

SCSS

$custom: #42b180;
$custom-light: #82c9a5;
$custom-dark: #000000;

JSON

{
  "hex": "#42b180",
  "rgb": {
    "r": 66,
    "g": 177,
    "b": 128
  },
  "hsl": {
    "h": 153.514,
    "s": 45.679,
    "l": 47.647
  },
  "oklch": {
    "l": 0.68393,
    "c": 0.12506,
    "h": 161
  },
  "luminance": 0.34161
}

Semantic roles & 50–950 ramp

primary

#42B180

secondary

#C38BA4

accent

#528CD5

background

#F8FCFA

surface

#F0F8F4

border

#CBD1CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #42B180

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

Preview Lab → · Contrast checker → · Palette generator →