#51D2CE#51D2CE

#51D2CE is a light, moderate teal. Relative luminance 0.523; OKLCH L 79.2% C 0.112 H 192.2°. Best body text is #000000 at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#51D2CE
RGB	rgb(81, 210, 206)
HSL	hsl(178, 59%, 57%)
HSV	hsv(178, 61%, 82%)
CMYK	cmyk(61.4%, 0%, 1.9%, 17.6%)
CIE-LAB	lab(77.46, -35.86, -8.55)
CIE-LCH	lch(77.46, 36.87, 193.41°)
OKLab	oklab(79.23% -0.1097 -0.0238)
OKLCH	oklch(79.23% 0.112 192.2)
XYZ	xyz(37.5756, 52.2947, 66.4942)
Luminance	0.5230 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D2CE #D25155

analogous

#51D28E #51D2CE #5195D2

triadic

#51D2CE #CE51D2 #D2CE51

tetradic

#51D2CE #8E51D2 #D25155 #95D251

square

#51D2CE #8E51D2 #D25155 #95D251

split-complementary

#51D2CE #D25195 #D28E51

monochromatic

#238683 #2FB7B2 #51D2CE #82DFDC #B2EBE9

Accessibility & contrast

On white

1.83

#51D2CE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.46

#51D2CE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D2CE

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D2CE	#FFFFFF	#000000	##000000
##51D2CE	1.00	1.83	11.46	11.46
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.46	21.00	1.00	1.00
##000000	11.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6C8CE

Deuteranopia (green-blind)

#B2B9CF

Tritanopia (blue-blind)

#00D8D0

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d2ce;
/* rgb */ color: rgb(81, 210, 206);
/* oklch */ color: oklch(79.2% 0.112 192.2);

Tailwind

colors: {
  custom: {
    50: '#90e0dc',
    500: '#51d2ce',
    950: '#000000',
  },
}

SCSS

$custom: #51d2ce;
$custom-light: #90e0dc;
$custom-dark: #000000;

JSON

{
  "hex": "#51d2ce",
  "rgb": {
    "r": 81,
    "g": 210,
    "b": 206
  },
  "hsl": {
    "h": 178.14,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.79229,
    "c": 0.11222,
    "h": 192.2
  },
  "luminance": 0.52299
}

Semantic roles & 50–950 ramp

primary

#51D2CE

secondary

#8D3B3D

accent

#464BE2

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51D2CE

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

Preview Lab → · Contrast checker → · Palette generator →