#51DAEB#51DAEB

#51DAEB is a very light, moderate teal. Relative luminance 0.579; OKLCH L 82.1% C 0.118 H 206.8°. Best body text is #000000 at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#51DAEB
RGB	rgb(81, 218, 235)
HSL	hsl(187, 79%, 62%)
HSV	hsv(187, 66%, 92%)
CMYK	cmyk(65.5%, 7.2%, 0%, 7.8%)
CIE-LAB	lab(80.68, -31.52, -19.24)
CIE-LCH	lch(80.68, 36.93, 211.39°)
OKLab	oklab(82.13% -0.1057 -0.0534)
OKLCH	oklch(82.13% 0.118 206.8)
XYZ	xyz(43.4537, 57.8855, 87.4641)
Luminance	0.5789 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DAEB #EB6251

analogous

#51EBAF #51DAEB #518DEB

triadic

#51DAEB #EB51DA #DAEB51

tetradic

#51DAEB #AF51EB #EB6251 #8DEB51

square

#51DAEB #AF51EB #EB6251 #8DEB51

split-complementary

#51DAEB #EB518D #EBAF51

monochromatic

#149DAE #1ACEE5 #51DAEB #88E6F1 #BFF1F8

Accessibility & contrast

On white

1.67

#51DAEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.58

#51DAEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DAEB

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DAEB	#FFFFFF	#000000	##000000
##51DAEB	1.00	1.67	12.58	12.58
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.58	21.00	1.00	1.00
##000000	12.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8D2EC

Deuteranopia (green-blind)

#B2C1EB

Tritanopia (blue-blind)

#00E3DF

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51daeb;
/* rgb */ color: rgb(81, 218, 235);
/* oklch */ color: oklch(82.1% 0.118 206.8);

Tailwind

colors: {
  custom: {
    50: '#94e6f1',
    500: '#51daeb',
    950: '#000000',
  },
}

SCSS

$custom: #51daeb;
$custom-light: #94e6f1;
$custom-dark: #000000;

JSON

{
  "hex": "#51daeb",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 235
  },
  "hsl": {
    "h": 186.623,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.82125,
    "c": 0.11843,
    "h": 206.8
  },
  "luminance": 0.5789
}

Semantic roles & 50–950 ramp

primary

#51DAEB

secondary

#AE4032

accent

#210ADC

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #51DAEB

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

Preview Lab → · Contrast checker → · Palette generator →