#51D0CA#51D0CA

#51D0CA is a light, moderate teal. Relative luminance 0.511; OKLCH L 78.6% C 0.111 H 190.8°. Best body text is #000000 at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#51D0CA
RGB	rgb(81, 208, 202)
HSL	hsl(177, 57%, 57%)
HSV	hsv(177, 61%, 82%)
CMYK	cmyk(61.1%, 0%, 2.9%, 18.4%)
CIE-LAB	lab(76.75, -36.02, -7.44)
CIE-LCH	lch(76.75, 36.78, 191.68°)
OKLab	oklab(78.62% -0.1093 -0.0208)
OKLCH	oklch(78.62% 0.111 190.8)
XYZ	xyz(36.6051, 51.1215, 63.8040)
Luminance	0.5112 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D0CA #D05157

analogous

#51D08B #51D0CA #5197D0

triadic

#51D0CA #CA51D0 #D0CA51

tetradic

#51D0CA #8B51D0 #D05157 #97D051

square

#51D0CA #8B51D0 #D05157 #97D051

split-complementary

#51D0CA #D05197 #D08B51

monochromatic

#23837F #30B3AD #51D0CA #81DDD9 #B1EAE7

Accessibility & contrast

On white

1.87

#51D0CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.23

#51D0CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D0CA

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D0CA	#FFFFFF	#000000	##000000
##51D0CA	1.00	1.87	11.23	11.23
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.23	21.00	1.00	1.00
##000000	11.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5C6CA

Deuteranopia (green-blind)

#B1B7CB

Tritanopia (blue-blind)

#00D5CE

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51d0ca;
/* rgb */ color: rgb(81, 208, 202);
/* oklch */ color: oklch(78.6% 0.111 190.8);

Tailwind

colors: {
  custom: {
    50: '#90dfda',
    500: '#51d0ca',
    950: '#000000',
  },
}

SCSS

$custom: #51d0ca;
$custom-light: #90dfda;
$custom-dark: #000000;

JSON

{
  "hex": "#51d0ca",
  "rgb": {
    "r": 81,
    "g": 208,
    "b": 202
  },
  "hsl": {
    "h": 177.165,
    "s": 57.466,
    "l": 56.667
  },
  "oklch": {
    "l": 0.78621,
    "c": 0.11127,
    "h": 190.8
  },
  "luminance": 0.51125
}

Semantic roles & 50–950 ramp

primary

#51D0CA

secondary

#8A3B3F

accent

#474EE1

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1514

muted

#7F8483

Preview Lab

Preview with #51D0CA

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

Preview Lab → · Contrast checker → · Palette generator →