#51D2CD#51D2CD

#51D2CD is a light, moderate teal. Relative luminance 0.522; OKLCH L 79.2% C 0.112 H 191.5°. Best body text is #000000 at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#51D2CD
RGB	rgb(81, 210, 205)
HSL	hsl(178, 59%, 57%)
HSV	hsv(178, 61%, 82%)
CMYK	cmyk(61.4%, 0%, 2.4%, 17.6%)
CIE-LAB	lab(77.43, -36.13, -8.06)
CIE-LCH	lch(77.43, 37.02, 192.57°)
OKLab	oklab(79.2% -0.1101 -0.0224)
OKLCH	oklch(79.2% 0.112 191.5)
XYZ	xyz(37.4545, 52.2463, 65.8564)
Luminance	0.5225 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D2CD #D25156

analogous

#51D28C #51D2CD #5197D2

triadic

#51D2CD #CD51D2 #D2CD51

tetradic

#51D2CD #8C51D2 #D25156 #97D251

square

#51D2CD #8C51D2 #D25156 #97D251

split-complementary

#51D2CD #D25197 #D28C51

monochromatic

#238682 #2FB7B1 #51D2CD #82DFDB #B2EBE9

Accessibility & contrast

On white

1.83

#51D2CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.45

#51D2CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D2CD

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D2CD	#FFFFFF	#000000	##000000
##51D2CD	1.00	1.83	11.45	11.45
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.45	21.00	1.00	1.00
##000000	11.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6C8CD

Deuteranopia (green-blind)

#B2B9CE

Tritanopia (blue-blind)

#00D8D0

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d2cd;
/* rgb */ color: rgb(81, 210, 205);
/* oklch */ color: oklch(79.2% 0.112 191.5);

Tailwind

colors: {
  custom: {
    50: '#90e0dc',
    500: '#51d2cd',
    950: '#000000',
  },
}

SCSS

$custom: #51d2cd;
$custom-light: #90e0dc;
$custom-dark: #000000;

JSON

{
  "hex": "#51d2cd",
  "rgb": {
    "r": 81,
    "g": 210,
    "b": 205
  },
  "hsl": {
    "h": 177.674,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.79197,
    "c": 0.11236,
    "h": 191.5
  },
  "luminance": 0.5225
}

Semantic roles & 50–950 ramp

primary

#51D2CD

secondary

#8D3B3E

accent

#464CE2

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51D2CD

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

Preview Lab → · Contrast checker → · Palette generator →