#51D6DE#51D6DE

#51D6DE is a light, moderate teal. Relative luminance 0.551; OKLCH L 80.7% C 0.114 H 200.8°. Best body text is #000000 at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#51D6DE
RGB	rgb(81, 214, 222)
HSL	hsl(183, 68%, 59%)
HSV	hsv(183, 64%, 87%)
CMYK	cmyk(63.5%, 3.6%, 0%, 12.9%)
CIE-LAB	lab(79.11, -33.32, -14.66)
CIE-LCH	lch(79.11, 36.41, 203.75°)
OKLab	oklab(80.72% -0.107 -0.0406)
OKLCH	oklch(80.72% 0.114 200.8)
XYZ	xyz(40.6190, 55.1120, 77.5901)
Luminance	0.5512 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D6DE #DE5951

analogous

#51DE9F #51D6DE #5190DE

triadic

#51D6DE #DE51D6 #D6DE51

tetradic

#51D6DE #9F51DE #DE5951 #90DE51

square

#51D6DE #9F51DE #DE5951 #90DE51

split-complementary

#51D6DE #DE5190 #DE9F51

monochromatic

#1D9198 #27C2CB #51D6DE #84E2E8 #B8EEF2

Accessibility & contrast

On white

1.75

#51D6DE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.02

#51D6DE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D6DE

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D6DE	#FFFFFF	#000000	##000000
##51D6DE	1.00	1.75	12.02	12.02
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.02	21.00	1.00	1.00
##000000	12.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7CDDF

Deuteranopia (green-blind)

#B2BDDF

Tritanopia (blue-blind)

#00DED8

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51d6de;
/* rgb */ color: rgb(81, 214, 222);
/* oklch */ color: oklch(80.7% 0.114 200.8);

Tailwind

colors: {
  custom: {
    50: '#92e3e8',
    500: '#51d6de',
    950: '#000000',
  },
}

SCSS

$custom: #51d6de;
$custom-light: #92e3e8;
$custom-dark: #000000;

JSON

{
  "hex": "#51d6de",
  "rgb": {
    "r": 81,
    "g": 214,
    "b": 222
  },
  "hsl": {
    "h": 183.404,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.80722,
    "c": 0.11447,
    "h": 200.8
  },
  "luminance": 0.55116
}

Semantic roles & 50–950 ramp

primary

#51D6DE

secondary

#9C3D37

accent

#473DEB

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51D6DE

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

Preview Lab → · Contrast checker → · Palette generator →