#51EBFF#51EBFF

#51EBFF is a very light, vivid teal. Relative luminance 0.684; OKLCH L 86.8% C 0.129 H 207.5°. Best body text is #000000 at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#51EBFF
RGB	rgb(81, 235, 255)
HSL	hsl(187, 100%, 66%)
HSV	hsv(187, 68%, 100%)
CMYK	cmyk(68.2%, 7.8%, 0%, 0%)
CIE-LAB	lab(86.20, -33.82, -21.45)
CIE-LCH	lch(86.20, 40.05, 212.39°)
OKLab	oklab(86.79% -0.1143 -0.0596)
OKLCH	oklch(86.79% 0.129 207.5)
XYZ	xyz(51.1439, 68.3801, 105.0916)
Luminance	0.6839 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EBFF #FF6551

analogous

#51FFBC #51EBFF #5194FF

triadic

#51EBFF #FF51EB #EBFF51

tetradic

#51EBFF #BC51FF #FF6551 #94FF51

square

#51EBFF #BC51FF #FF6551 #94FF51

split-complementary

#51EBFF #FF5194 #FFBC51

monochromatic

#00BDD6 #14E4FF #51EBFF #8EF2FF #CBF9FF

Accessibility & contrast

On white

1.43

#51EBFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.68

#51EBFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EBFF

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EBFF	#FFFFFF	#000000	##000000
##51EBFF	1.00	1.43	14.68	14.68
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.68	21.00	1.00	1.00
##000000	14.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7E2FF

Deuteranopia (green-blind)

#BED0FF

Tritanopia (blue-blind)

#00F5F1

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #51ebff;
/* rgb */ color: rgb(81, 235, 255);
/* oklch */ color: oklch(86.8% 0.129 207.5);

Tailwind

colors: {
  custom: {
    50: '#97f2ff',
    500: '#51ebff',
    950: '#000000',
  },
}

SCSS

$custom: #51ebff;
$custom-light: #97f2ff;
$custom-dark: #000000;

JSON

{
  "hex": "#51ebff",
  "rgb": {
    "r": 81,
    "g": 235,
    "b": 255
  },
  "hsl": {
    "h": 186.897,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.86792,
    "c": 0.12895,
    "h": 207.5
  },
  "luminance": 0.68386
}

Semantic roles & 50–950 ramp

primary

#51EBFF

secondary

#D03825

accent

#1A00E6

background

#FCFFFF

surface

#F6FEFF

border

#D0D6D7

text

#0F1718

muted

#808586

Preview Lab

Preview with #51EBFF

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

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