#51DBE8#51DBE8

#51DBE8 is a very light, moderate teal. Relative luminance 0.582; OKLCH L 82.3% C 0.118 H 204.0°. Best body text is #000000 at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#51DBE8
RGB	rgb(81, 219, 232)
HSL	hsl(185, 77%, 61%)
HSV	hsv(185, 65%, 91%)
CMYK	cmyk(65.1%, 5.6%, 0%, 9%)
CIE-LAB	lab(80.87, -32.86, -17.35)
CIE-LCH	lch(80.87, 37.15, 207.83°)
OKLab	oklab(82.25% -0.1079 -0.0481)
OKLCH	oklch(82.25% 0.118 204)
XYZ	xyz(43.2841, 58.2338, 85.2874)
Luminance	0.5824 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DBE8 #E85E51

analogous

#51E8AA #51DBE8 #5190E8

triadic

#51DBE8 #E851DB #DBE851

tetradic

#51DBE8 #AA51E8 #E85E51 #90E851

square

#51DBE8 #AA51E8 #E85E51 #90E851

split-complementary

#51DBE8 #E85190 #E8AA51

monochromatic

#169CA8 #1DCEDE #51DBE8 #87E6EF #BDF1F6

Accessibility & contrast

On white

1.66

#51DBE8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.65

#51DBE8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DBE8

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DBE8	#FFFFFF	#000000	##000000
##51DBE8	1.00	1.66	12.65	12.65
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.65	21.00	1.00	1.00
##000000	12.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAD2E9

Deuteranopia (green-blind)

#B4C2E9

Tritanopia (blue-blind)

#00E4DF

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51dbe8;
/* rgb */ color: rgb(81, 219, 232);
/* oklch */ color: oklch(82.3% 0.118 204.0);

Tailwind

colors: {
  custom: {
    50: '#93e6ef',
    500: '#51dbe8',
    950: '#000000',
  },
}

SCSS

$custom: #51dbe8;
$custom-light: #93e6ef;
$custom-dark: #000000;

JSON

{
  "hex": "#51dbe8",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 232
  },
  "hsl": {
    "h": 185.166,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.8225,
    "c": 0.11816,
    "h": 204
  },
  "luminance": 0.58239
}

Semantic roles & 50–950 ramp

primary

#51DBE8

secondary

#AA3D33

accent

#1E0DD9

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #51DBE8

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

Preview Lab → · Contrast checker → · Palette generator →