#42B197#42B197

#42B197 is a light, moderate teal. Relative luminance 0.348; OKLCH L 69.0% C 0.108 H 174.6°. Best body text is #000000 at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#42B197
RGB	rgb(66, 177, 151)
HSL	hsl(166, 46%, 48%)
HSV	hsv(166, 63%, 69%)
CMYK	cmyk(62.7%, 0%, 14.7%, 30.6%)
CIE-LAB	lab(65.62, -37.76, 4.04)
CIE-LCH	lch(65.62, 37.97, 173.89°)
OKLab	oklab(69% -0.1074 0.0101)
OKLCH	oklch(69% 0.108 174.6)
XYZ	xyz(23.5521, 34.8344, 34.7547)
Luminance	0.3484 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B197 #B1425C

analogous

#42B15F #42B197 #4293B1

triadic

#42B197 #9742B1 #B19742

tetradic

#42B197 #5F42B1 #B1425C #93B142

square

#42B197 #5F42B1 #B1425C #93B142

split-complementary

#42B197 #B14293 #B15F42

monochromatic

#21584B #318471 #42B197 #69C7B1 #96D8C8

Accessibility & contrast

On white

2.64

#42B197 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.97

#42B197 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B197

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B197	#FFFFFF	#000000	##000000
##42B197	1.00	2.64	7.97	7.97
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.97	21.00	1.00	1.00
##000000	7.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABA696

Deuteranopia (green-blind)

#9B9B99

Tritanopia (blue-blind)

#00B3A9

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #42b197;
/* rgb */ color: rgb(66, 177, 151);
/* oklch */ color: oklch(69.0% 0.108 174.6);

Tailwind

colors: {
  custom: {
    50: '#83c9b5',
    500: '#42b197',
    950: '#000000',
  },
}

SCSS

$custom: #42b197;
$custom-light: #83c9b5;
$custom-dark: #000000;

JSON

{
  "hex": "#42b197",
  "rgb": {
    "r": 66,
    "g": 177,
    "b": 151
  },
  "hsl": {
    "h": 165.946,
    "s": 45.679,
    "l": 47.647
  },
  "oklch": {
    "l": 0.69003,
    "c": 0.10787,
    "h": 174.6
  },
  "luminance": 0.34837
}

Semantic roles & 50–950 ramp

primary

#42B197

secondary

#C38B99

accent

#5271D5

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #42B197

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

Preview Lab → · Contrast checker → · Palette generator →