#51D5D3#51D5D3

#51D5D3 is a light, moderate teal. Relative luminance 0.540; OKLCH L 80.1% C 0.114 H 193.7°. Best body text is #000000 at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#51D5D3
RGB	rgb(81, 213, 211)
HSL	hsl(179, 61%, 58%)
HSV	hsv(179, 62%, 84%)
CMYK	cmyk(62%, 0%, 0.9%, 16.5%)
CIE-LAB	lab(78.48, -35.90, -9.71)
CIE-LCH	lch(78.48, 37.19, 195.13°)
OKLab	oklab(80.11% -0.1106 -0.027)
OKLCH	oklch(80.11% 0.114 193.7)
XYZ	xyz(38.9403, 54.0368, 69.9933)
Luminance	0.5404 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D5D3 #D55153

analogous

#51D591 #51D5D3 #5195D5

triadic

#51D5D3 #D351D5 #D5D351

tetradic

#51D5D3 #9151D5 #D55153 #95D551

square

#51D5D3 #9151D5 #D55153 #95D551

split-complementary

#51D5D3 #D55195 #D59151

monochromatic

#218A89 #2DBCB9 #51D5D3 #82E1DF #B4EDEC

Accessibility & contrast

On white

1.78

#51D5D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.81

#51D5D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D5D3

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D5D3	#FFFFFF	#000000	##000000
##51D5D3	1.00	1.78	11.81	11.81
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.81	21.00	1.00	1.00
##000000	11.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8CBD3

Deuteranopia (green-blind)

#B4BCD4

Tritanopia (blue-blind)

#00DBD4

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51d5d3;
/* rgb */ color: rgb(81, 213, 211);
/* oklch */ color: oklch(80.1% 0.114 193.7);

Tailwind

colors: {
  custom: {
    50: '#91e2e0',
    500: '#51d5d3',
    950: '#000000',
  },
}

SCSS

$custom: #51d5d3;
$custom-light: #91e2e0;
$custom-dark: #000000;

JSON

{
  "hex": "#51d5d3",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 211
  },
  "hsl": {
    "h": 179.091,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.80109,
    "c": 0.11385,
    "h": 193.7
  },
  "luminance": 0.54041
}

Semantic roles & 50–950 ramp

primary

#51D5D3

secondary

#903A3B

accent

#4446E4

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51D5D3

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

Preview Lab → · Contrast checker → · Palette generator →