#51F0CB#51F0CB

#51F0CB is a very light, vivid teal. Relative luminance 0.684; OKLCH L 86.3% C 0.142 H 174.1°. Best body text is #000000 at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#51F0CB
RGB	rgb(81, 240, 203)
HSL	hsl(166, 84%, 63%)
HSV	hsv(166, 66%, 94%)
CMYK	cmyk(66.3%, 0%, 15.4%, 5.9%)
CIE-LAB	lab(86.19, -49.85, 5.83)
CIE-LCH	lch(86.19, 50.19, 173.33°)
OKLab	oklab(86.31% -0.1413 0.0147)
OKLCH	oklch(86.31% 0.142 174.1)
XYZ	xyz(45.3276, 68.3762, 67.2974)
Luminance	0.6838 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F0CB #F05176

analogous

#51F07C #51F0CB #51C5F0

triadic

#51F0CB #CB51F0 #F0CB51

tetradic

#51F0CB #7C51F0 #F05176 #C5F051

square

#51F0CB #7C51F0 #F05176 #C5F051

split-complementary

#51F0CB #F051C5 #F07C51

monochromatic

#10B790 #19EBBA #51F0CB #89F5DC #C2FAED

Accessibility & contrast

On white

1.43

#51F0CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.68

#51F0CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F0CB

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F0CB	#FFFFFF	#000000	##000000
##51F0CB	1.00	1.43	14.68	14.68
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.68	21.00	1.00	1.00
##000000	14.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8E1C9

Deuteranopia (green-blind)

#D2D1CE

Tritanopia (blue-blind)

#00F3E5

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #51f0cb;
/* rgb */ color: rgb(81, 240, 203);
/* oklch */ color: oklch(86.3% 0.142 174.1);

Tailwind

colors: {
  custom: {
    50: '#94f6da',
    500: '#51f0cb',
    950: '#000000',
  },
}

SCSS

$custom: #51f0cb;
$custom-light: #94f6da;
$custom-dark: #000000;

JSON

{
  "hex": "#51f0cb",
  "rgb": {
    "r": 81,
    "g": 240,
    "b": 203
  },
  "hsl": {
    "h": 166.038,
    "s": 84.127,
    "l": 62.941
  },
  "oklch": {
    "l": 0.8631,
    "c": 0.14204,
    "h": 174.1
  },
  "luminance": 0.68381
}

Semantic roles & 50–950 ramp

primary

#51F0CB

secondary

#B62F4F

accent

#0538E1

background

#FCFFFE

surface

#F5FEFB

border

#CFD6D4

text

#0F1714

muted

#808583

Preview Lab

Preview with #51F0CB

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

Preview Lab → · Contrast checker → · Palette generator →