#51DBEB#51DBEB

#51DBEB is a very light, moderate teal. Relative luminance 0.584; OKLCH L 82.4% C 0.119 H 206.0°. Best body text is #000000 at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#51DBEB
RGB	rgb(81, 219, 235)
HSL	hsl(186, 79%, 62%)
HSV	hsv(186, 66%, 92%)
CMYK	cmyk(65.5%, 6.8%, 0%, 7.8%)
CIE-LAB	lab(80.96, -32.00, -18.80)
CIE-LCH	lch(80.96, 37.11, 210.44°)
OKLab	oklab(82.36% -0.1067 -0.0522)
OKLCH	oklch(82.36% 0.119 206)
XYZ	xyz(43.7138, 58.4057, 87.5508)
Luminance	0.5841 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DBEB #EB6151

analogous

#51EBAE #51DBEB #518EEB

triadic

#51DBEB #EB51DB #DBEB51

tetradic

#51DBEB #AE51EB #EB6151 #8EEB51

square

#51DBEB #AE51EB #EB6151 #8EEB51

split-complementary

#51DBEB #EB518E #EBAE51

monochromatic

#149EAE #1AD0E5 #51DBEB #88E6F1 #BFF2F8

Accessibility & contrast

On white

1.66

#51DBEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.68

#51DBEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DBEB

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DBEB	#FFFFFF	#000000	##000000
##51DBEB	1.00	1.66	12.68	12.68
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.68	21.00	1.00	1.00
##000000	12.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAD3EC

Deuteranopia (green-blind)

#B3C2EB

Tritanopia (blue-blind)

#00E4E0

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51dbeb;
/* rgb */ color: rgb(81, 219, 235);
/* oklch */ color: oklch(82.4% 0.119 206.0);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#51dbeb",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 235
  },
  "hsl": {
    "h": 186.234,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.82358,
    "c": 0.11878,
    "h": 206
  },
  "luminance": 0.58411
}

Semantic roles & 50–950 ramp

primary

#51DBEB

secondary

#AE3F32

accent

#200ADC

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #51DBEB

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

Preview Lab → · Contrast checker → · Palette generator →