#51DCE8#51DCE8

#51DCE8 is a very light, moderate teal. Relative luminance 0.588; OKLCH L 82.5% C 0.119 H 203.3°. Best body text is #000000 at 12.75:1 contrast (WCAG AA passes).

Color values

HEX	#51DCE8
RGB	rgb(81, 220, 232)
HSL	hsl(185, 77%, 61%)
HSV	hsv(185, 65%, 91%)
CMYK	cmyk(65.1%, 5.2%, 0%, 9%)
CIE-LAB	lab(81.16, -33.33, -16.91)
CIE-LCH	lch(81.16, 37.38, 206.90°)
OKLab	oklab(82.48% -0.1089 -0.0469)
OKLCH	oklch(82.48% 0.119 203.3)
XYZ	xyz(43.5457, 58.7571, 85.3746)
Luminance	0.5876 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DCE8 #E85D51

analogous

#51E8A9 #51DCE8 #5191E8

triadic

#51DCE8 #E851DC #DCE851

tetradic

#51DCE8 #A951E8 #E85D51 #91E851

square

#51DCE8 #A951E8 #E85D51 #91E851

split-complementary

#51DCE8 #E85191 #E8A951

monochromatic

#169DA8 #1DCFDE #51DCE8 #87E7EF #BDF2F6

Accessibility & contrast

On white

1.65

#51DCE8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.75

#51DCE8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DCE8

12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DCE8	#FFFFFF	#000000	##000000
##51DCE8	1.00	1.65	12.75	12.75
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.75	21.00	1.00	1.00
##000000	12.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCD3E9

Deuteranopia (green-blind)

#B5C3E9

Tritanopia (blue-blind)

#00E4DF

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51dce8;
/* rgb */ color: rgb(81, 220, 232);
/* oklch */ color: oklch(82.5% 0.119 203.3);

Tailwind

colors: {
  custom: {
    50: '#94e7ef',
    500: '#51dce8',
    950: '#000000',
  },
}

SCSS

$custom: #51dce8;
$custom-light: #94e7ef;
$custom-dark: #000000;

JSON

{
  "hex": "#51dce8",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 232
  },
  "hsl": {
    "h": 184.768,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.82483,
    "c": 0.11858,
    "h": 203.3
  },
  "luminance": 0.58762
}

Semantic roles & 50–950 ramp

primary

#51DCE8

secondary

#AA3D33

accent

#1D0DD9

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #51DCE8

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

Preview Lab → · Contrast checker → · Palette generator →