#51DEC8#51DEC8

#51DEC8 is a light, vivid teal. Relative luminance 0.582; OKLCH L 81.9% C 0.125 H 180.8°. Best body text is #000000 at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#51DEC8
RGB	rgb(81, 222, 200)
HSL	hsl(171, 68%, 59%)
HSV	hsv(171, 64%, 87%)
CMYK	cmyk(63.5%, 0%, 9.9%, 12.9%)
CIE-LAB	lab(80.83, -42.86, -0.38)
CIE-LCH	lch(80.83, 42.87, 180.50°)
OKLab	oklab(81.91% -0.1246 -0.0017)
OKLCH	oklch(81.91% 0.125 180.8)
XYZ	xyz(39.9351, 58.1577, 63.7533)
Luminance	0.5816 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DEC8 #DE5167

analogous

#51DE82 #51DEC8 #51AEDE

triadic

#51DEC8 #C851DE #DEC851

tetradic

#51DEC8 #8251DE #DE5167 #AEDE51

square

#51DEC8 #8251DE #DE5167 #AEDE51

split-complementary

#51DEC8 #DE51AE #DE8251

monochromatic

#1D9885 #27CBB2 #51DEC8 #84E8D8 #B8F2E9

Accessibility & contrast

On white

1.66

#51DEC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.63

#51DEC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DEC8

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DEC8	#FFFFFF	#000000	##000000
##51DEC8	1.00	1.66	12.63	12.63
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.63	21.00	1.00	1.00
##000000	12.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5D2C7

Deuteranopia (green-blind)

#C0C2CA

Tritanopia (blue-blind)

#00E2D7

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51dec8;
/* rgb */ color: rgb(81, 222, 200);
/* oklch */ color: oklch(81.9% 0.125 180.8);

Tailwind

colors: {
  custom: {
    50: '#91e9d8',
    500: '#51dec8',
    950: '#000000',
  },
}

SCSS

$custom: #51dec8;
$custom-light: #91e9d8;
$custom-dark: #000000;

JSON

{
  "hex": "#51dec8",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 200
  },
  "hsl": {
    "h": 170.638,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.81911,
    "c": 0.12458,
    "h": 180.8
  },
  "luminance": 0.58162
}

Semantic roles & 50–950 ramp

primary

#51DEC8

secondary

#9C3747

accent

#3D58EB

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0E1614

muted

#7F8483

Preview Lab

Preview with #51DEC8

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

Preview Lab → · Contrast checker → · Palette generator →