#42B597#42B597

#42B597 is a light, moderate teal. Relative luminance 0.364; OKLCH L 70.0% C 0.113 H 172.5°. Best body text is #000000 at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#42B597
RGB	rgb(66, 181, 151)
HSL	hsl(164, 47%, 48%)
HSV	hsv(164, 64%, 71%)
CMYK	cmyk(63.5%, 0%, 16.6%, 29%)
CIE-LAB	lab(66.85, -39.55, 5.82)
CIE-LCH	lch(66.85, 39.98, 171.63°)
OKLab	oklab(70.01% -0.1117 0.0148)
OKLCH	oklch(70.01% 0.113 172.5)
XYZ	xyz(24.3538, 36.4378, 35.0219)
Luminance	0.3644 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B597 #B54260

analogous

#42B55D #42B597 #4299B5

triadic

#42B597 #9742B5 #B59742

tetradic

#42B597 #5D42B5 #B54260 #99B542

square

#42B597 #5D42B5 #B54260 #99B542

split-complementary

#42B597 #B54299 #B55D42

monochromatic

#215B4C #328872 #42B597 #6BC9B1 #98D9C8

Accessibility & contrast

On white

2.53

#42B597 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.29

#42B597 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B597

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B597	#FFFFFF	#000000	##000000
##42B597	1.00	2.53	8.29	8.29
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.29	21.00	1.00	1.00
##000000	8.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFAA96

Deuteranopia (green-blind)

#9F9E99

Tritanopia (blue-blind)

#00B7AC

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #42b597;
/* rgb */ color: rgb(66, 181, 151);
/* oklch */ color: oklch(70.0% 0.113 172.5);

Tailwind

colors: {
  custom: {
    50: '#83ccb5',
    500: '#42b597',
    950: '#000000',
  },
}

SCSS

$custom: #42b597;
$custom-light: #83ccb5;
$custom-dark: #000000;

JSON

{
  "hex": "#42b597",
  "rgb": {
    "r": 66,
    "g": 181,
    "b": 151
  },
  "hsl": {
    "h": 164.348,
    "s": 46.559,
    "l": 48.431
  },
  "oklch": {
    "l": 0.70008,
    "c": 0.11264,
    "h": 172.5
  },
  "luminance": 0.3644
}

Semantic roles & 50–950 ramp

primary

#42B597

secondary

#C58E9C

accent

#5274D6

background

#F8FCFB

surface

#F0F9F6

border

#CBD2D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #42B597

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

Preview Lab → · Contrast checker → · Palette generator →