#51E1E8#51E1E8

#51E1E8 is a very light, vivid teal. Relative luminance 0.614; OKLCH L 83.7% C 0.121 H 199.7°. Best body text is #000000 at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#51E1E8
RGB	rgb(81, 225, 232)
HSL	hsl(183, 77%, 61%)
HSV	hsv(183, 65%, 91%)
CMYK	cmyk(65.1%, 3%, 0%, 9%)
CIE-LAB	lab(82.60, -35.67, -14.74)
CIE-LCH	lch(82.60, 38.60, 202.44°)
OKLab	oklab(83.65% -0.1139 -0.0409)
OKLCH	oklch(83.65% 0.121 199.7)
XYZ	xyz(44.8777, 61.4209, 85.8186)
Luminance	0.6143 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E1E8 #E85851

analogous

#51E8A3 #51E1E8 #5196E8

triadic

#51E1E8 #E851E1 #E1E851

tetradic

#51E1E8 #A351E8 #E85851 #96E851

square

#51E1E8 #A351E8 #E85851 #96E851

split-complementary

#51E1E8 #E85196 #E8A351

monochromatic

#16A2A8 #1DD5DE #51E1E8 #87EAEF #BDF4F6

Accessibility & contrast

On white

1.58

#51E1E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.29

#51E1E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E1E8

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E1E8	#FFFFFF	#000000	##000000
##51E1E8	1.00	1.58	13.29	13.29
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.29	21.00	1.00	1.00
##000000	13.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1D7E9

Deuteranopia (green-blind)

#BBC6E9

Tritanopia (blue-blind)

#00E9E3

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #51e1e8;
/* rgb */ color: rgb(81, 225, 232);
/* oklch */ color: oklch(83.7% 0.121 199.7);

Tailwind

colors: {
  custom: {
    50: '#94ebef',
    500: '#51e1e8',
    950: '#000000',
  },
}

SCSS

$custom: #51e1e8;
$custom-light: #94ebef;
$custom-dark: #000000;

JSON

{
  "hex": "#51e1e8",
  "rgb": {
    "r": 81,
    "g": 225,
    "b": 232
  },
  "hsl": {
    "h": 182.781,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.83652,
    "c": 0.12099,
    "h": 199.7
  },
  "luminance": 0.61426
}

Semantic roles & 50–950 ramp

primary

#51E1E8

secondary

#AA3933

accent

#160DD9

background

#FCFEFF

surface

#F5FDFE

border

#CFD5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #51E1E8

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

Preview Lab → · Contrast checker → · Palette generator →