#51E0CB#51E0CB

#51E0CB is a very light, vivid teal. Relative luminance 0.594; OKLCH L 82.5% C 0.125 H 181.5°. Best body text is #000000 at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#51E0CB
RGB	rgb(81, 224, 203)
HSL	hsl(171, 70%, 60%)
HSV	hsv(171, 64%, 88%)
CMYK	cmyk(63.8%, 0%, 9.4%, 12.2%)
CIE-LAB	lab(81.49, -42.98, -0.99)
CIE-LCH	lch(81.49, 42.99, 181.33°)
OKLab	oklab(82.48% -0.1253 -0.0034)
OKLCH	oklch(82.48% 0.125 181.5)
XYZ	xyz(40.8234, 59.3680, 65.7960)
Luminance	0.5937 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E0CB #E05166

analogous

#51E084 #51E0CB #51ADE0

triadic

#51E0CB #CB51E0 #E0CB51

tetradic

#51E0CB #8451E0 #E05166 #ADE051

square

#51E0CB #8451E0 #E05166 #ADE051

split-complementary

#51E0CB #E051AD #E08451

monochromatic

#1C9B88 #25CFB6 #51E0CB #85E9DB #B9F3EA

Accessibility & contrast

On white

1.63

#51E0CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.87

#51E0CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E0CB

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E0CB	#FFFFFF	#000000	##000000
##51E0CB	1.00	1.63	12.87	12.87
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.87	21.00	1.00	1.00
##000000	12.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6D3CA

Deuteranopia (green-blind)

#C1C4CD

Tritanopia (blue-blind)

#00E4D9

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51e0cb;
/* rgb */ color: rgb(81, 224, 203);
/* oklch */ color: oklch(82.5% 0.125 181.5);

Tailwind

colors: {
  custom: {
    50: '#92eada',
    500: '#51e0cb',
    950: '#000000',
  },
}

SCSS

$custom: #51e0cb;
$custom-light: #92eada;
$custom-dark: #000000;

JSON

{
  "hex": "#51e0cb",
  "rgb": {
    "r": 81,
    "g": 224,
    "b": 203
  },
  "hsl": {
    "h": 171.189,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.82479,
    "c": 0.12532,
    "h": 181.5
  },
  "luminance": 0.59372
}

Semantic roles & 50–950 ramp

primary

#51E0CB

secondary

#9F3746

accent

#3B55ED

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0E1614

muted

#7F8483

Preview Lab

Preview with #51E0CB

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

Preview Lab → · Contrast checker → · Palette generator →