#51D2CB#51D2CB

#51D2CB is a light, moderate teal. Relative luminance 0.522; OKLCH L 79.1% C 0.113 H 190.1°. Best body text is #000000 at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#51D2CB
RGB	rgb(81, 210, 203)
HSL	hsl(177, 59%, 57%)
HSV	hsv(177, 61%, 82%)
CMYK	cmyk(61.4%, 0%, 3.3%, 17.6%)
CIE-LAB	lab(77.37, -36.67, -7.07)
CIE-LCH	lch(77.37, 37.35, 190.91°)
OKLab	oklab(79.13% -0.111 -0.0197)
OKLCH	oklch(79.13% 0.113 190.1)
XYZ	xyz(37.2146, 52.1503, 64.5931)
Luminance	0.5215 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D2CB #D25158

analogous

#51D28B #51D2CB #5199D2

triadic

#51D2CB #CB51D2 #D2CB51

tetradic

#51D2CB #8B51D2 #D25158 #99D251

square

#51D2CB #8B51D2 #D25158 #99D251

split-complementary

#51D2CB #D25199 #D28B51

monochromatic

#238681 #2FB7AF #51D2CB #82DFDA #B2EBE8

Accessibility & contrast

On white

1.84

#51D2CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.43

#51D2CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D2CB

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D2CB	#FFFFFF	#000000	##000000
##51D2CB	1.00	1.84	11.43	11.43
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.43	21.00	1.00	1.00
##000000	11.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7C8CB

Deuteranopia (green-blind)

#B3B9CC

Tritanopia (blue-blind)

#00D7D0

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d2cb;
/* rgb */ color: rgb(81, 210, 203);
/* oklch */ color: oklch(79.1% 0.113 190.1);

Tailwind

colors: {
  custom: {
    50: '#90e0da',
    500: '#51d2cb',
    950: '#000000',
  },
}

SCSS

$custom: #51d2cb;
$custom-light: #90e0da;
$custom-dark: #000000;

JSON

{
  "hex": "#51d2cb",
  "rgb": {
    "r": 81,
    "g": 210,
    "b": 203
  },
  "hsl": {
    "h": 176.744,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.79131,
    "c": 0.1127,
    "h": 190.1
  },
  "luminance": 0.52154
}

Semantic roles & 50–950 ramp

primary

#51D2CB

secondary

#8D3B3F

accent

#464EE2

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1514

muted

#7F8483

Preview Lab

Preview with #51D2CB

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

Preview Lab → · Contrast checker → · Palette generator →