#51C8BE#51C8BE

#51C8BE is a light, moderate teal. Relative luminance 0.468; OKLCH L 76.3% C 0.107 H 187.5°. Best body text is #000000 at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#51C8BE
RGB	rgb(81, 200, 190)
HSL	hsl(175, 52%, 55%)
HSV	hsv(175, 60%, 78%)
CMYK	cmyk(59.5%, 0%, 5%, 21.6%)
CIE-LAB	lab(74.04, -35.50, -4.97)
CIE-LCH	lch(74.04, 35.85, 187.97°)
OKLab	oklab(76.31% -0.1062 -0.014)
OKLCH	oklch(76.31% 0.107 187.5)
XYZ	xyz(33.3377, 46.7721, 55.9762)
Luminance	0.4678 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C8BE #C8515B

analogous

#51C882 #51C8BE #5196C8

triadic

#51C8BE #BE51C8 #C8BE51

tetradic

#51C8BE #8251C8 #C8515B #96C851

square

#51C8BE #8251C8 #C8515B #96C851

split-complementary

#51C8BE #C85196 #C88251

monochromatic

#267972 #35A79D #51C8BE #80D7CF #AEE5E1

Accessibility & contrast

On white

2.03

#51C8BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.36

#51C8BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C8BE

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C8BE	#FFFFFF	#000000	##000000
##51C8BE	1.00	2.03	10.36	10.36
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.36	21.00	1.00	1.00
##000000	10.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEBEBE

Deuteranopia (green-blind)

#ACB0BF

Tritanopia (blue-blind)

#00CDC5

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #51c8be;
/* rgb */ color: rgb(81, 200, 190);
/* oklch */ color: oklch(76.3% 0.107 187.5);

Tailwind

colors: {
  custom: {
    50: '#8ed9d1',
    500: '#51c8be',
    950: '#000000',
  },
}

SCSS

$custom: #51c8be;
$custom-light: #8ed9d1;
$custom-dark: #000000;

JSON

{
  "hex": "#51c8be",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 190
  },
  "hsl": {
    "h": 174.958,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.76313,
    "c": 0.10709,
    "h": 187.5
  },
  "luminance": 0.46776
}

Semantic roles & 50–950 ramp

primary

#51C8BE

secondary

#D3A1A6

accent

#4C58DB

background

#F9FDFC

surface

#F2FAF9

border

#CCD3D2

text

#0D1414

muted

#7E8382

Preview Lab

Preview with #51C8BE

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

Preview Lab → · Contrast checker → · Palette generator →