#51D7BE#51D7BE

#51D7BE is a light, vivid teal. Relative luminance 0.541; OKLCH L 79.9% C 0.122 H 178.4°. Best body text is #000000 at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#51D7BE
RGB	rgb(81, 215, 190)
HSL	hsl(169, 63%, 58%)
HSV	hsv(169, 62%, 84%)
CMYK	cmyk(62.3%, 0%, 11.6%, 15.7%)
CIE-LAB	lab(78.50, -42.29, 1.56)
CIE-LCH	lch(78.50, 42.32, 177.89°)
OKLab	oklab(79.93% -0.1218 0.0035)
OKLCH	oklch(79.93% 0.122 178.4)
XYZ	xyz(36.9837, 54.0640, 57.1915)
Luminance	0.5407 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D7BE #D7516A

analogous

#51D77B #51D7BE #51ADD7

triadic

#51D7BE #BE51D7 #D7BE51

tetradic

#51D7BE #7B51D7 #D7516A #ADD751

square

#51D7BE #7B51D7 #D7516A #ADD751

split-complementary

#51D7BE #D751AD #D77B51

monochromatic

#208D79 #2CBFA3 #51D7BE #83E2D1 #B5EEE3

Accessibility & contrast

On white

1.78

#51D7BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.81

#51D7BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D7BE

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D7BE	#FFFFFF	#000000	##000000
##51D7BE	1.00	1.78	11.81	11.81
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.81	21.00	1.00	1.00
##000000	11.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFCBBD

Deuteranopia (green-blind)

#BBBCC0

Tritanopia (blue-blind)

#00DACF

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51d7be;
/* rgb */ color: rgb(81, 215, 190);
/* oklch */ color: oklch(79.9% 0.122 178.4);

Tailwind

colors: {
  custom: {
    50: '#90e4d1',
    500: '#51d7be',
    950: '#000000',
  },
}

SCSS

$custom: #51d7be;
$custom-light: #90e4d1;
$custom-dark: #000000;

JSON

{
  "hex": "#51d7be",
  "rgb": {
    "r": 81,
    "g": 215,
    "b": 190
  },
  "hsl": {
    "h": 168.806,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.79932,
    "c": 0.1219,
    "h": 178.4
  },
  "luminance": 0.54068
}

Semantic roles & 50–950 ramp

primary

#51D7BE

secondary

#93394A

accent

#4261E6

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1514

muted

#7F8483

Preview Lab

Preview with #51D7BE

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

Preview Lab → · Contrast checker → · Palette generator →