#51D5CD#51D5CD

#51D5CD is a light, moderate teal. Relative luminance 0.537; OKLCH L 79.9% C 0.115 H 189.5°. Best body text is #000000 at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#51D5CD
RGB	rgb(81, 213, 205)
HSL	hsl(176, 61%, 58%)
HSV	hsv(176, 62%, 84%)
CMYK	cmyk(62%, 0%, 3.8%, 16.5%)
CIE-LAB	lab(78.31, -37.52, -6.75)
CIE-LCH	lch(78.31, 38.12, 190.19°)
OKLab	oklab(79.91% -0.1132 -0.0189)
OKLCH	oklch(79.91% 0.115 189.5)
XYZ	xyz(38.2021, 53.7415, 66.1056)
Luminance	0.5375 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D5CD #D55159

analogous

#51D58B #51D5CD #519BD5

triadic

#51D5CD #CD51D5 #D5CD51

tetradic

#51D5CD #8B51D5 #D55159 #9BD551

square

#51D5CD #8B51D5 #D55159 #9BD551

split-complementary

#51D5CD #D5519B #D58B51

monochromatic

#218A84 #2DBCB3 #51D5CD #82E1DB #B4EDE9

Accessibility & contrast

On white

1.79

#51D5CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.75

#51D5CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D5CD

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D5CD	#FFFFFF	#000000	##000000
##51D5CD	1.00	1.79	11.75	11.75
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.75	21.00	1.00	1.00
##000000	11.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CACACD

Deuteranopia (green-blind)

#B5BBCE

Tritanopia (blue-blind)

#00DAD2

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51d5cd;
/* rgb */ color: rgb(81, 213, 205);
/* oklch */ color: oklch(79.9% 0.115 189.5);

Tailwind

colors: {
  custom: {
    50: '#91e2dc',
    500: '#51d5cd',
    950: '#000000',
  },
}

SCSS

$custom: #51d5cd;
$custom-light: #91e2dc;
$custom-dark: #000000;

JSON

{
  "hex": "#51d5cd",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 205
  },
  "hsl": {
    "h": 176.364,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.79912,
    "c": 0.11474,
    "h": 189.5
  },
  "luminance": 0.53746
}

Semantic roles & 50–950 ramp

primary

#51D5CD

secondary

#903A3F

accent

#444DE4

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51D5CD

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

Preview Lab → · Contrast checker → · Palette generator →