#42AFA4#42AFA4

#42AFA4 is a light, moderate teal. Relative luminance 0.345; OKLCH L 68.9% C 0.100 H 185.8°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#42AFA4
RGB	rgb(66, 175, 164)
HSL	hsl(174, 45%, 47%)
HSV	hsv(174, 62%, 69%)
CMYK	cmyk(62.3%, 0%, 6.3%, 31.4%)
CIE-LAB	lab(65.35, -33.44, -3.56)
CIE-LCH	lch(65.35, 33.62, 186.08°)
OKLab	oklab(68.9% -0.0992 -0.0101)
OKLCH	oklch(68.9% 0.1 185.8)
XYZ	xyz(24.2745, 34.4960, 40.4938)
Luminance	0.3450 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AFA4 #AF424D

analogous

#42AF6E #42AFA4 #4284AF

triadic

#42AFA4 #A442AF #AFA442

tetradic

#42AFA4 #6E42AF #AF424D #84AF42

square

#42AFA4 #6E42AF #AF424D #84AF42

split-complementary

#42AFA4 #AF4284 #AF6E42

monochromatic

#205651 #31837A #42AFA4 #68C6BD #95D7D0

Accessibility & contrast

On white

2.66

#42AFA4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#42AFA4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AFA4

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AFA4	#FFFFFF	#000000	##000000
##42AFA4	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6A6A4

Deuteranopia (green-blind)

#969AA5

Tritanopia (blue-blind)

#00B3AB

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #42afa4;
/* rgb */ color: rgb(66, 175, 164);
/* oklch */ color: oklch(68.9% 0.100 185.8);

Tailwind

colors: {
  custom: {
    50: '#83c7be',
    500: '#42afa4',
    950: '#000000',
  },
}

SCSS

$custom: #42afa4;
$custom-light: #83c7be;
$custom-dark: #000000;

JSON

{
  "hex": "#42afa4",
  "rgb": {
    "r": 66,
    "g": 175,
    "b": 164
  },
  "hsl": {
    "h": 173.945,
    "s": 45.228,
    "l": 47.255
  },
  "oklch": {
    "l": 0.68903,
    "c": 0.09976,
    "h": 185.8
  },
  "luminance": 0.34499
}

Semantic roles & 50–950 ramp

primary

#42AFA4

secondary

#C28A90

accent

#5360D5

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #42AFA4

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

Preview Lab → · Contrast checker → · Palette generator →