#51D8D0#51D8D0

#51D8D0 is a light, moderate teal. Relative luminance 0.554; OKLCH L 80.7% C 0.117 H 189.6°. Best body text is #000000 at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#51D8D0
RGB	rgb(81, 216, 208)
HSL	hsl(176, 63%, 58%)
HSV	hsv(176, 63%, 85%)
CMYK	cmyk(62.5%, 0%, 3.7%, 15.3%)
CIE-LAB	lab(79.28, -38.09, -6.92)
CIE-LCH	lch(79.28, 38.71, 190.30°)
OKLab	oklab(80.72% -0.115 -0.0194)
OKLCH	oklch(80.72% 0.117 189.6)
XYZ	xyz(39.3293, 55.4109, 68.2849)
Luminance	0.5542 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D8D0 #D85159

analogous

#51D88C #51D8D0 #519DD8

triadic

#51D8D0 #D051D8 #D8D051

tetradic

#51D8D0 #8C51D8 #D85159 #9DD851

square

#51D8D0 #8C51D8 #D85159 #9DD851

split-complementary

#51D8D0 #D8519D #D88C51

monochromatic

#208F88 #2BC1B8 #51D8D0 #83E3DE #B5EEEB

Accessibility & contrast

On white

1.74

#51D8D0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.08

#51D8D0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D8D0

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D8D0	#FFFFFF	#000000	##000000
##51D8D0	1.00	1.74	12.08	12.08
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.08	21.00	1.00	1.00
##000000	12.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCCDD0

Deuteranopia (green-blind)

#B8BED1

Tritanopia (blue-blind)

#00DDD5

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51d8d0;
/* rgb */ color: rgb(81, 216, 208);
/* oklch */ color: oklch(80.7% 0.117 189.6);

Tailwind

colors: {
  custom: {
    50: '#91e4de',
    500: '#51d8d0',
    950: '#000000',
  },
}

SCSS

$custom: #51d8d0;
$custom-light: #91e4de;
$custom-dark: #000000;

JSON

{
  "hex": "#51d8d0",
  "rgb": {
    "r": 81,
    "g": 216,
    "b": 208
  },
  "hsl": {
    "h": 176.444,
    "s": 63.38,
    "l": 58.235
  },
  "oklch": {
    "l": 0.80724,
    "c": 0.11658,
    "h": 189.6
  },
  "luminance": 0.55415
}

Semantic roles & 50–950 ramp

primary

#51D8D0

secondary

#94393E

accent

#414BE6

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51D8D0

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

Preview Lab → · Contrast checker → · Palette generator →