#42B381#42B381

#42B381 is a light, vivid teal. Relative luminance 0.350; OKLCH L 68.9% C 0.127 H 160.9°. Best body text is #000000 at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#42B381
RGB	rgb(66, 179, 129)
HSL	hsl(153, 46%, 48%)
HSV	hsv(153, 63%, 70%)
CMYK	cmyk(63.1%, 0%, 27.9%, 29.8%)
CIE-LAB	lab(65.73, -43.79, 16.30)
CIE-LCH	lch(65.73, 46.73, 159.58°)
OKLab	oklab(68.93% -0.1199 0.0415)
OKLCH	oklch(68.93% 0.127 160.9)
XYZ	xyz(22.3272, 34.9811, 26.3400)
Luminance	0.3498 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B381 #B34274

analogous

#42B348 #42B381 #42ACB3

triadic

#42B381 #8142B3 #B38142

tetradic

#42B381 #4842B3 #B34274 #ACB342

square

#42B381 #4842B3 #B34274 #ACB342

split-complementary

#42B381 #B342AC #B34842

monochromatic

#215A41 #328661 #42B381 #6AC89F #97D9BB

Accessibility & contrast

On white

2.63

#42B381 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.00

#42B381 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B381

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B381	#FFFFFF	#000000	##000000
##42B381	1.00	2.63	8.00	8.00
#FFFFFF	2.63	1.00	21.00	21.00
#000000	8.00	21.00	1.00	1.00
##000000	8.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A67E

Deuteranopia (green-blind)

#A19B84

Tritanopia (blue-blind)

#00B2A5

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #42b381;
/* rgb */ color: rgb(66, 179, 129);
/* oklch */ color: oklch(68.9% 0.127 160.9);

Tailwind

colors: {
  custom: {
    50: '#82caa5',
    500: '#42b381',
    950: '#000000',
  },
}

SCSS

$custom: #42b381;
$custom-light: #82caa5;
$custom-dark: #000000;

JSON

{
  "hex": "#42b381",
  "rgb": {
    "r": 66,
    "g": 179,
    "b": 129
  },
  "hsl": {
    "h": 153.451,
    "s": 46.122,
    "l": 48.039
  },
  "oklch": {
    "l": 0.68929,
    "c": 0.12692,
    "h": 160.9
  },
  "luminance": 0.34983
}

Semantic roles & 50–950 ramp

primary

#42B381

secondary

#C48CA5

accent

#528CD6

background

#F8FCFA

surface

#F0F8F4

border

#CBD1CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #42B381

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

Preview Lab → · Contrast checker → · Palette generator →