#51D3D5#51D3D5

#51D3D5 is a light, moderate teal. Relative luminance 0.531; OKLCH L 79.7% C 0.112 H 196.6°. Best body text is #000000 at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#51D3D5
RGB	rgb(81, 211, 213)
HSL	hsl(181, 61%, 58%)
HSV	hsv(181, 62%, 84%)
CMYK	cmyk(62%, 0.9%, 0%, 16.5%)
CIE-LAB	lab(77.96, -34.42, -11.56)
CIE-LCH	lch(77.96, 36.31, 198.57°)
OKLab	oklab(79.7% -0.1077 -0.0321)
OKLCH	oklch(79.7% 0.112 196.6)
XYZ	xyz(38.6926, 53.1378, 71.1553)
Luminance	0.5314 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D3D5 #D55351

analogous

#51D595 #51D3D5 #5191D5

triadic

#51D3D5 #D551D3 #D3D551

tetradic

#51D3D5 #9551D5 #D55351 #91D551

square

#51D3D5 #9551D5 #D55351 #91D551

split-complementary

#51D3D5 #D55191 #D59551

monochromatic

#21898A #2DB9BC #51D3D5 #82DFE1 #B4ECED

Accessibility & contrast

On white

1.81

#51D3D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.63

#51D3D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D3D5

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D3D5	#FFFFFF	#000000	##000000
##51D3D5	1.00	1.81	11.63	11.63
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.63	21.00	1.00	1.00
##000000	11.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6CAD5

Deuteranopia (green-blind)

#B1BAD6

Tritanopia (blue-blind)

#00DAD3

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51d3d5;
/* rgb */ color: rgb(81, 211, 213);
/* oklch */ color: oklch(79.7% 0.112 196.6);

Tailwind

colors: {
  custom: {
    50: '#91e1e1',
    500: '#51d3d5',
    950: '#000000',
  },
}

SCSS

$custom: #51d3d5;
$custom-light: #91e1e1;
$custom-dark: #000000;

JSON

{
  "hex": "#51d3d5",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 213
  },
  "hsl": {
    "h": 180.909,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.79702,
    "c": 0.11239,
    "h": 196.6
  },
  "luminance": 0.53142
}

Semantic roles & 50–950 ramp

primary

#51D3D5

secondary

#903B3A

accent

#4644E4

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51D3D5

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

Preview Lab → · Contrast checker → · Palette generator →