#51D0E2#51D0E2

#51D0E2 is a light, moderate teal. Relative luminance 0.524; OKLCH L 79.5% C 0.113 H 208.3°. Best body text is #000000 at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#51D0E2
RGB	rgb(81, 208, 226)
HSL	hsl(187, 71%, 60%)
HSV	hsv(187, 64%, 89%)
CMYK	cmyk(64.2%, 8%, 0%, 11.4%)
CIE-LAB	lab(77.49, -29.30, -19.25)
CIE-LCH	lch(77.49, 35.06, 213.30°)
OKLab	oklab(79.46% -0.0993 -0.0534)
OKLCH	oklch(79.46% 0.113 208.3)
XYZ	xyz(39.6709, 52.3478, 79.9502)
Luminance	0.5235 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D0E2 #E26351

analogous

#51E2AB #51D0E2 #5188E2

triadic

#51D0E2 #E251D0 #D0E251

tetradic

#51D0E2 #AB51E2 #E26351 #88E251

square

#51D0E2 #AB51E2 #E26351 #88E251

split-complementary

#51D0E2 #E25188 #E2AB51

monochromatic

#1A8E9E #23BDD3 #51D0E2 #85DEEB #BAECF3

Accessibility & contrast

On white

1.83

#51D0E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.47

#51D0E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D0E2

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D0E2	#FFFFFF	#000000	##000000
##51D0E2	1.00	1.83	11.47	11.47
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.47	21.00	1.00	1.00
##000000	11.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFC9E3

Deuteranopia (green-blind)

#AAB9E2

Tritanopia (blue-blind)

#00D9D5

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d0e2;
/* rgb */ color: rgb(81, 208, 226);
/* oklch */ color: oklch(79.5% 0.113 208.3);

Tailwind

colors: {
  custom: {
    50: '#92deeb',
    500: '#51d0e2',
    950: '#000000',
  },
}

SCSS

$custom: #51d0e2;
$custom-light: #92deeb;
$custom-dark: #000000;

JSON

{
  "hex": "#51d0e2",
  "rgb": {
    "r": 81,
    "g": 208,
    "b": 226
  },
  "hsl": {
    "h": 187.448,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.79459,
    "c": 0.11277,
    "h": 208.3
  },
  "luminance": 0.52352
}

Semantic roles & 50–950 ramp

primary

#51D0E2

secondary

#A14336

accent

#2A12D3

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51D0E2

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

Preview Lab → · Contrast checker → · Palette generator →