#51C8AD#51C8AD

#51C8AD is a light, moderate teal. Relative luminance 0.461; OKLCH L 75.8% C 0.114 H 175.5°. Best body text is #000000 at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#51C8AD
RGB	rgb(81, 200, 173)
HSL	hsl(166, 52%, 55%)
HSV	hsv(166, 60%, 78%)
CMYK	cmyk(59.5%, 0%, 13.5%, 21.6%)
CIE-LAB	lab(73.59, -39.84, 3.58)
CIE-LCH	lch(73.59, 40.00, 174.86°)
OKLab	oklab(75.8% -0.1138 0.0089)
OKLCH	oklch(75.8% 0.114 175.5)
XYZ	xyz(31.5869, 46.0718, 46.7552)
Luminance	0.4607 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C8AD #C8516C

analogous

#51C872 #51C8AD #51A7C8

triadic

#51C8AD #AD51C8 #C8AD51

tetradic

#51C8AD #7251C8 #C8516C #A7C851

square

#51C8AD #7251C8 #C8516C #A7C851

split-complementary

#51C8AD #C851A7 #C87251

monochromatic

#267966 #35A78D #51C8AD #80D7C3 #AEE5D9

Accessibility & contrast

On white

2.06

#51C8AD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.22

#51C8AD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C8AD

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C8AD	#FFFFFF	#000000	##000000
##51C8AD	1.00	2.06	10.22	10.22
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.22	21.00	1.00	1.00
##000000	10.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1BCAC

Deuteranopia (green-blind)

#B0AFAF

Tritanopia (blue-blind)

#00CAC0

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51c8ad;
/* rgb */ color: rgb(81, 200, 173);
/* oklch */ color: oklch(75.8% 0.114 175.5);

Tailwind

colors: {
  custom: {
    50: '#8dd9c5',
    500: '#51c8ad',
    950: '#000000',
  },
}

SCSS

$custom: #51c8ad;
$custom-light: #8dd9c5;
$custom-dark: #000000;

JSON

{
  "hex": "#51c8ad",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 173
  },
  "hsl": {
    "h": 166.387,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.75796,
    "c": 0.11413,
    "h": 175.5
  },
  "luminance": 0.46075
}

Semantic roles & 50–950 ramp

primary

#51C8AD

secondary

#D3A1AD

accent

#4C6DDB

background

#F9FDFC

surface

#F1FAF8

border

#CBD3D1

text

#0D1512

muted

#7E8381

Preview Lab

Preview with #51C8AD

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

Preview Lab → · Contrast checker → · Palette generator →