#51CFC8#51CFC8

#51CFC8 is a light, moderate teal. Relative luminance 0.505; OKLCH L 78.3% C 0.111 H 190.0°. Best body text is #000000 at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#51CFC8
RGB	rgb(81, 207, 200)
HSL	hsl(177, 57%, 56%)
HSV	hsv(177, 61%, 81%)
CMYK	cmyk(60.9%, 0%, 3.4%, 18.8%)
CIE-LAB	lab(76.40, -36.09, -6.89)
CIE-LCH	lch(76.40, 36.74, 190.81°)
OKLab	oklab(78.32% -0.1091 -0.0192)
OKLCH	oklch(78.32% 0.111 190)
XYZ	xyz(36.1269, 50.5413, 62.4839)
Luminance	0.5054 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFC8 #CF5158

analogous

#51CF89 #51CFC8 #5197CF

triadic

#51CFC8 #C851CF #CFC851

tetradic

#51CFC8 #8951CF #CF5158 #97CF51

square

#51CFC8 #8951CF #CF5158 #97CF51

split-complementary

#51CFC8 #CF5197 #CF8951

monochromatic

#24827D #31B2AB #51CFC8 #81DCD7 #B1E9E6

Accessibility & contrast

On white

1.89

#51CFC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.11

#51CFC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFC8

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFC8	#FFFFFF	#000000	##000000
##51CFC8	1.00	1.89	11.11	11.11
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.11	21.00	1.00	1.00
##000000	11.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4C5C8

Deuteranopia (green-blind)

#B0B6C9

Tritanopia (blue-blind)

#00D4CD

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #51cfc8;
/* rgb */ color: rgb(81, 207, 200);
/* oklch */ color: oklch(78.3% 0.111 190.0);

Tailwind

colors: {
  custom: {
    50: '#90ded8',
    500: '#51cfc8',
    950: '#000000',
  },
}

SCSS

$custom: #51cfc8;
$custom-light: #90ded8;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfc8",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 200
  },
  "hsl": {
    "h": 176.667,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.78316,
    "c": 0.11083,
    "h": 190
  },
  "luminance": 0.50545
}

Semantic roles & 50–950 ramp

primary

#51CFC8

secondary

#893B3F

accent

#4850E0

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1514

muted

#7F8483

Preview Lab

Preview with #51CFC8

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

Preview Lab → · Contrast checker → · Palette generator →