#51D6ED#51D6ED

#51D6ED is a light, moderate teal. Relative luminance 0.560; OKLCH L 81.3% C 0.118 H 211.1°. Best body text is #000000 at 12.19:1 contrast (WCAG AA passes).

Color values

HEX	#51D6ED
RGB	rgb(81, 214, 237)
HSL	hsl(189, 81%, 62%)
HSV	hsv(189, 66%, 93%)
CMYK	cmyk(65.8%, 9.7%, 0%, 7.1%)
CIE-LAB	lab(79.59, -29.01, -21.95)
CIE-LCH	lch(79.59, 36.38, 217.11°)
OKLab	oklab(81.27% -0.101 -0.061)
OKLCH	oklch(81.27% 0.118 211.1)
XYZ	xyz(42.7195, 55.9522, 88.6528)
Luminance	0.5596 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D6ED #ED6851

analogous

#51EDB6 #51D6ED #5188ED

triadic

#51D6ED #ED51D6 #D6ED51

tetradic

#51D6ED #B651ED #ED6851 #88ED51

square

#51D6ED #B651ED #ED6851 #88ED51

split-complementary

#51D6ED #ED5188 #EDB651

monochromatic

#129AB1 #1AC9E7 #51D6ED #88E3F3 #C0F0F8

Accessibility & contrast

On white

1.72

#51D6ED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.19

#51D6ED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D6ED

12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D6ED	#FFFFFF	#000000	##000000
##51D6ED	1.00	1.72	12.19	12.19
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.19	21.00	1.00	1.00
##000000	12.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3CFEE

Deuteranopia (green-blind)

#ADBEED

Tritanopia (blue-blind)

#00E0DD

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51d6ed;
/* rgb */ color: rgb(81, 214, 237);
/* oklch */ color: oklch(81.3% 0.118 211.1);

Tailwind

colors: {
  custom: {
    50: '#93e3f2',
    500: '#51d6ed',
    950: '#000000',
  },
}

SCSS

$custom: #51d6ed;
$custom-light: #93e3f2;
$custom-dark: #000000;

JSON

{
  "hex": "#51d6ed",
  "rgb": {
    "r": 81,
    "g": 214,
    "b": 237
  },
  "hsl": {
    "h": 188.846,
    "s": 81.25,
    "l": 62.353
  },
  "oklch": {
    "l": 0.8127,
    "c": 0.11796,
    "h": 211.1
  },
  "luminance": 0.55957
}

Semantic roles & 50–950 ramp

primary

#51D6ED

secondary

#B14431

accent

#2708DE

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #51D6ED

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

Preview Lab → · Contrast checker → · Palette generator →