#51E2E4#51E2E4

#51E2E4 is a very light, vivid teal. Relative luminance 0.617; OKLCH L 83.8% C 0.121 H 196.4°. Best body text is #000000 at 13.35:1 contrast (WCAG AA passes).

Color values

HEX	#51E2E4
RGB	rgb(81, 226, 228)
HSL	hsl(181, 73%, 61%)
HSV	hsv(181, 64%, 89%)
CMYK	cmyk(64.5%, 0.9%, 0%, 10.6%)
CIE-LAB	lab(82.77, -37.25, -12.36)
CIE-LCH	lch(82.77, 39.25, 198.36°)
OKLab	oklab(83.75% -0.1165 -0.0343)
OKLCH	oklch(83.75% 0.121 196.4)
XYZ	xyz(44.5871, 61.7385, 82.9506)
Luminance	0.6174 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E2E4 #E45351

analogous

#51E49C #51E2E4 #5199E4

triadic

#51E2E4 #E451E2 #E2E451

tetradic

#51E2E4 #9C51E4 #E45351 #99E451

square

#51E2E4 #9C51E4 #E45351 #99E451

split-complementary

#51E2E4 #E45199 #E49C51

monochromatic

#19A0A2 #21D4D7 #51E2E4 #86EBEC #BBF4F4

Accessibility & contrast

On white

1.57

#51E2E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.35

#51E2E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E2E4

13.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E2E4	#FFFFFF	#000000	##000000
##51E2E4	1.00	1.57	13.35	13.35
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.35	21.00	1.00	1.00
##000000	13.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3D8E4

Deuteranopia (green-blind)

#BDC7E5

Tritanopia (blue-blind)

#00E9E2

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #51e2e4;
/* rgb */ color: rgb(81, 226, 228);
/* oklch */ color: oklch(83.8% 0.121 196.4);

Tailwind

colors: {
  custom: {
    50: '#94ebec',
    500: '#51e2e4',
    950: '#000000',
  },
}

SCSS

$custom: #51e2e4;
$custom-light: #94ebec;
$custom-dark: #000000;

JSON

{
  "hex": "#51e2e4",
  "rgb": {
    "r": 81,
    "g": 226,
    "b": 228
  },
  "hsl": {
    "h": 180.816,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.8375,
    "c": 0.12147,
    "h": 196.4
  },
  "luminance": 0.61743
}

Semantic roles & 50–950 ramp

primary

#51E2E4

secondary

#A43735

accent

#1310D5

background

#FCFEFE

surface

#F5FDFD

border

#CFD5D5

text

#0F1616

muted

#808484

Preview Lab

Preview with #51E2E4

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

Preview Lab → · Contrast checker → · Palette generator →