#51CFD0#51CFD0

#51CFD0 is a light, moderate teal. Relative luminance 0.509; OKLCH L 78.6% C 0.110 H 195.9°. Best body text is #000000 at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#51CFD0
RGB	rgb(81, 207, 208)
HSL	hsl(180, 57%, 57%)
HSV	hsv(180, 61%, 82%)
CMYK	cmyk(61.1%, 0.5%, 0%, 18.4%)
CIE-LAB	lab(76.63, -33.92, -10.85)
CIE-LCH	lch(76.63, 35.61, 197.74°)
OKLab	oklab(78.58% -0.1057 -0.0301)
OKLCH	oklch(78.58% 0.11 195.9)
XYZ	xyz(37.0864, 50.9251, 67.5373)
Luminance	0.5093 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFD0 #D05251

analogous

#51D091 #51CFD0 #5190D0

triadic

#51CFD0 #D051CF #CFD051

tetradic

#51CFD0 #9151D0 #D05251 #90D051

square

#51CFD0 #9151D0 #D05251 #90D051

split-complementary

#51CFD0 #D05190 #D09151

monochromatic

#238283 #30B2B3 #51CFD0 #81DCDD #B1EAEA

Accessibility & contrast

On white

1.88

#51CFD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.19

#51CFD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFD0

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFD0	#FFFFFF	#000000	##000000
##51CFD0	1.00	1.88	11.19	11.19
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.19	21.00	1.00	1.00
##000000	11.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2C6D0

Deuteranopia (green-blind)

#AEB7D1

Tritanopia (blue-blind)

#00D5CF

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51cfd0;
/* rgb */ color: rgb(81, 207, 208);
/* oklch */ color: oklch(78.6% 0.110 195.9);

Tailwind

colors: {
  custom: {
    50: '#90dede',
    500: '#51cfd0',
    950: '#000000',
  },
}

SCSS

$custom: #51cfd0;
$custom-light: #90dede;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfd0",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 208
  },
  "hsl": {
    "h": 180.472,
    "s": 57.466,
    "l": 56.667
  },
  "oklch": {
    "l": 0.78583,
    "c": 0.10992,
    "h": 195.9
  },
  "luminance": 0.50929
}

Semantic roles & 50–950 ramp

primary

#51CFD0

secondary

#8A3C3B

accent

#4847E1

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51CFD0

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

Preview Lab → · Contrast checker → · Palette generator →