#51D5BF#51D5BF

#51D5BF is a light, moderate teal. Relative luminance 0.531; OKLCH L 79.5% C 0.119 H 180.1°. Best body text is #000000 at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#51D5BF
RGB	rgb(81, 213, 191)
HSL	hsl(170, 61%, 58%)
HSV	hsv(170, 62%, 84%)
CMYK	cmyk(62%, 0%, 10.3%, 16.5%)
CIE-LAB	lab(77.93, -41.16, 0.20)
CIE-LCH	lch(77.93, 41.16, 179.72°)
OKLab	oklab(79.48% -0.1193 -0.0001)
OKLCH	oklch(79.48% 0.119 180.1)
XYZ	xyz(36.5872, 53.0955, 57.6004)
Luminance	0.5310 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D5BF #D55167

analogous

#51D57D #51D5BF #51A9D5

triadic

#51D5BF #BF51D5 #D5BF51

tetradic

#51D5BF #7D51D5 #D55167 #A9D551

square

#51D5BF #7D51D5 #D55167 #A9D551

split-complementary

#51D5BF #D551A9 #D57D51

monochromatic

#218A79 #2DBCA4 #51D5BF #82E1D1 #B4EDE3

Accessibility & contrast

On white

1.81

#51D5BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.62

#51D5BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D5BF

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D5BF	#FFFFFF	#000000	##000000
##51D5BF	1.00	1.81	11.62	11.62
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.62	21.00	1.00	1.00
##000000	11.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCC9BE

Deuteranopia (green-blind)

#B9BBC1

Tritanopia (blue-blind)

#00D8CE

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51d5bf;
/* rgb */ color: rgb(81, 213, 191);
/* oklch */ color: oklch(79.5% 0.119 180.1);

Tailwind

colors: {
  custom: {
    50: '#90e2d2',
    500: '#51d5bf',
    950: '#000000',
  },
}

SCSS

$custom: #51d5bf;
$custom-light: #90e2d2;
$custom-dark: #000000;

JSON

{
  "hex": "#51d5bf",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 191
  },
  "hsl": {
    "h": 170,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.79478,
    "c": 0.11934,
    "h": 180.1
  },
  "luminance": 0.53099
}

Semantic roles & 50–950 ramp

primary

#51D5BF

secondary

#903A48

accent

#445EE4

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1514

muted

#7F8483

Preview Lab

Preview with #51D5BF

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

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