#42B39D#42B39D

#42B39D is a light, moderate teal. Relative luminance 0.358; OKLCH L 69.7% C 0.107 H 177.7°. Best body text is #000000 at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#42B39D
RGB	rgb(66, 179, 157)
HSL	hsl(168, 46%, 48%)
HSV	hsv(168, 63%, 70%)
CMYK	cmyk(63.1%, 0%, 12.3%, 29.8%)
CIE-LAB	lab(66.39, -37.14, 1.84)
CIE-LCH	lch(66.39, 37.18, 177.17°)
OKLab	oklab(69.68% -0.1067 0.0043)
OKLCH	oklch(69.68% 0.107 177.7)
XYZ	xyz(24.4498, 35.8302, 37.5191)
Luminance	0.3583 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B39D #B34258

analogous

#42B365 #42B39D #4290B3

triadic

#42B39D #9D42B3 #B39D42

tetradic

#42B39D #6542B3 #B34258 #90B342

square

#42B39D #6542B3 #B34258 #90B342

split-complementary

#42B39D #B34290 #B36542

monochromatic

#215A4F #328676 #42B39D #6AC8B6 #97D9CC

Accessibility & contrast

On white

2.57

#42B39D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.17

#42B39D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B39D

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B39D	#FFFFFF	#000000	##000000
##42B39D	1.00	2.57	8.17	8.17
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.17	21.00	1.00	1.00
##000000	8.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACA89C

Deuteranopia (green-blind)

#9C9C9F

Tritanopia (blue-blind)

#00B6AC

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #42b39d;
/* rgb */ color: rgb(66, 179, 157);
/* oklch */ color: oklch(69.7% 0.107 177.7);

Tailwind

colors: {
  custom: {
    50: '#83cab9',
    500: '#42b39d',
    950: '#000000',
  },
}

SCSS

$custom: #42b39d;
$custom-light: #83cab9;
$custom-dark: #000000;

JSON

{
  "hex": "#42b39d",
  "rgb": {
    "r": 66,
    "g": 179,
    "b": 157
  },
  "hsl": {
    "h": 168.319,
    "s": 46.122,
    "l": 48.039
  },
  "oklch": {
    "l": 0.69681,
    "c": 0.10682,
    "h": 177.7
  },
  "luminance": 0.35833
}

Semantic roles & 50–950 ramp

primary

#42B39D

secondary

#C48C97

accent

#526CD6

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #42B39D

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

Preview Lab → · Contrast checker → · Palette generator →