#51CEDB#51CEDB

#51CEDB is a light, moderate teal. Relative luminance 0.510; OKLCH L 78.7% C 0.110 H 204.8°. Best body text is #000000 at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#51CEDB
RGB	rgb(81, 206, 219)
HSL	hsl(186, 66%, 59%)
HSV	hsv(186, 63%, 86%)
CMYK	cmyk(63%, 5.9%, 0%, 14.1%)
CIE-LAB	lab(76.68, -30.35, -16.70)
CIE-LCH	lch(76.68, 34.64, 208.83°)
OKLab	oklab(78.73% -0.1001 -0.0463)
OKLCH	oklch(78.73% 0.11 204.8)
XYZ	xyz(38.2454, 51.0023, 74.8329)
Luminance	0.5101 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CEDB #DB5E51

analogous

#51DBA3 #51CEDB #5189DB

triadic

#51CEDB #DB51CE #CEDB51

tetradic

#51CEDB #A351DB #DB5E51 #89DB51

square

#51CEDB #A351DB #DB5E51 #89DB51

split-complementary

#51CEDB #DB5189 #DBA351

monochromatic

#1E8893 #29B7C6 #51CEDB #84DCE5 #B6EBF0

Accessibility & contrast

On white

1.87

#51CEDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.20

#51CEDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CEDB

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CEDB	#FFFFFF	#000000	##000000
##51CEDB	1.00	1.87	11.20	11.20
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.20	21.00	1.00	1.00
##000000	11.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEC6DC

Deuteranopia (green-blind)

#AAB7DB

Tritanopia (blue-blind)

#00D6D2

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51cedb;
/* rgb */ color: rgb(81, 206, 219);
/* oklch */ color: oklch(78.7% 0.110 204.8);

Tailwind

colors: {
  custom: {
    50: '#91dde6',
    500: '#51cedb',
    950: '#000000',
  },
}

SCSS

$custom: #51cedb;
$custom-light: #91dde6;
$custom-dark: #000000;

JSON

{
  "hex": "#51cedb",
  "rgb": {
    "r": 81,
    "g": 206,
    "b": 219
  },
  "hsl": {
    "h": 185.652,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.78733,
    "c": 0.11031,
    "h": 204.8
  },
  "luminance": 0.51006
}

Semantic roles & 50–950 ramp

primary

#51CEDB

secondary

#984138

accent

#4F3FE9

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51CEDB

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

Preview Lab → · Contrast checker → · Palette generator →