#42CFB5#42CFB5

#42CFB5 is a light, vivid teal. Relative luminance 0.491; OKLCH L 77.3% C 0.125 H 177.9°. Best body text is #000000 at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#42CFB5
RGB	rgb(66, 207, 181)
HSL	hsl(169, 59%, 54%)
HSV	hsv(169, 68%, 81%)
CMYK	cmyk(68.1%, 0%, 12.6%, 18.8%)
CIE-LAB	lab(75.52, -43.45, 2.02)
CIE-LCH	lch(75.52, 43.49, 177.34°)
OKLab	oklab(77.33% -0.1247 0.0047)
OKLCH	oklch(77.33% 0.125 177.9)
XYZ	xyz(32.8960, 49.1164, 51.4538)
Luminance	0.4912 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CFB5 #CF425C

analogous

#42CF6E #42CFB5 #42A2CF

triadic

#42CFB5 #B542CF #CFB542

tetradic

#42CFB5 #6E42CF #CF425C #A2CF42

square

#42CFB5 #6E42CF #CF425C #A2CF42

split-complementary

#42CFB5 #CF42A2 #CF6E42

monochromatic

#1F7868 #2BA992 #42CFB5 #73DBC8 #A4E8DB

Accessibility & contrast

On white

1.94

#42CFB5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.82

#42CFB5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CFB5

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CFB5	#FFFFFF	#000000	##000000
##42CFB5	1.00	1.94	10.82	10.82
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.82	21.00	1.00	1.00
##000000	10.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7C3B4

Deuteranopia (green-blind)

#B3B4B7

Tritanopia (blue-blind)

#00D2C7

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #42cfb5;
/* rgb */ color: rgb(66, 207, 181);
/* oklch */ color: oklch(77.3% 0.125 177.9);

Tailwind

colors: {
  custom: {
    50: '#88decb',
    500: '#42cfb5',
    950: '#000000',
  },
}

SCSS

$custom: #42cfb5;
$custom-light: #88decb;
$custom-dark: #000000;

JSON

{
  "hex": "#42cfb5",
  "rgb": {
    "r": 66,
    "g": 207,
    "b": 181
  },
  "hsl": {
    "h": 168.936,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.7733,
    "c": 0.12482,
    "h": 177.9
  },
  "luminance": 0.4912
}

Semantic roles & 50–950 ramp

primary

#42CFB5

secondary

#D598A3

accent

#4562E3

background

#F9FDFC

surface

#F1FBF8

border

#CBD4D1

text

#0D1513

muted

#7E8382

Preview Lab

Preview with #42CFB5

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

Preview Lab → · Contrast checker → · Palette generator →