#51D4CB#51D4CB

#51D4CB is a light, moderate teal. Relative luminance 0.531; OKLCH L 79.6% C 0.114 H 188.7°. Best body text is #000000 at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#51D4CB
RGB	rgb(81, 212, 203)
HSL	hsl(176, 60%, 57%)
HSV	hsv(176, 62%, 83%)
CMYK	cmyk(61.8%, 0%, 4.2%, 16.9%)
CIE-LAB	lab(77.96, -37.59, -6.19)
CIE-LCH	lch(77.96, 38.10, 189.36°)
OKLab	oklab(79.61% -0.113 -0.0174)
OKLCH	oklch(79.61% 0.114 188.7)
XYZ	xyz(37.7115, 53.1441, 64.7587)
Luminance	0.5315 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D4CB #D4515A

analogous

#51D48A #51D4CB #519BD4

triadic

#51D4CB #CB51D4 #D4CB51

tetradic

#51D4CB #8A51D4 #D4515A #9BD451

square

#51D4CB #8A51D4 #D4515A #9BD451

split-complementary

#51D4CB #D4519B #D48A51

monochromatic

#228982 #2EBAB0 #51D4CB #82E0DA #B3ECE8

Accessibility & contrast

On white

1.81

#51D4CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.63

#51D4CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D4CB

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D4CB	#FFFFFF	#000000	##000000
##51D4CB	1.00	1.81	11.63	11.63
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.63	21.00	1.00	1.00
##000000	11.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9C9CB

Deuteranopia (green-blind)

#B5BBCC

Tritanopia (blue-blind)

#00D9D1

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51d4cb;
/* rgb */ color: rgb(81, 212, 203);
/* oklch */ color: oklch(79.6% 0.114 188.7);

Tailwind

colors: {
  custom: {
    50: '#90e2da',
    500: '#51d4cb',
    950: '#000000',
  },
}

SCSS

$custom: #51d4cb;
$custom-light: #90e2da;
$custom-dark: #000000;

JSON

{
  "hex": "#51d4cb",
  "rgb": {
    "r": 81,
    "g": 212,
    "b": 203
  },
  "hsl": {
    "h": 175.878,
    "s": 60.369,
    "l": 57.451
  },
  "oklch": {
    "l": 0.79609,
    "c": 0.11435,
    "h": 188.7
  },
  "luminance": 0.53148
}

Semantic roles & 50–950 ramp

primary

#51D4CB

secondary

#8F3A40

accent

#444FE4

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1514

muted

#7F8483

Preview Lab

Preview with #51D4CB

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

Preview Lab → · Contrast checker → · Palette generator →