#51BEDE#51BEDE

#51BEDE is a light, moderate cyan. Relative luminance 0.439; OKLCH L 75.1% C 0.108 H 220.4°. Best body text is #000000 at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#51BEDE
RGB	rgb(81, 190, 222)
HSL	hsl(194, 68%, 59%)
HSV	hsv(194, 64%, 87%)
CMYK	cmyk(63.5%, 14.4%, 0%, 12.9%)
CIE-LAB	lab(72.13, -21.52, -25.25)
CIE-LCH	lch(72.13, 33.17, 229.56°)
OKLab	oklab(75.11% -0.0825 -0.0703)
OKLCH	oklch(75.11% 0.108 220.4)
XYZ	xyz(34.9863, 43.8465, 75.7125)
Luminance	0.4385 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BEDE #DE7151

analogous

#51DEB8 #51BEDE #5178DE

triadic

#51BEDE #DE51BE #BEDE51

tetradic

#51BEDE #B851DE #DE7151 #78DE51

square

#51BEDE #B851DE #DE7151 #78DE51

split-complementary

#51BEDE #DE5178 #DEB851

monochromatic

#1D7C98 #27A6CB #51BEDE #84D1E8 #B8E4F2

Accessibility & contrast

On white

2.15

#51BEDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.77

#51BEDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BEDE

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BEDE	#FFFFFF	#000000	##000000
##51BEDE	1.00	2.15	9.77	9.77
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.77	21.00	1.00	1.00
##000000	9.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABB9E0

Deuteranopia (green-blind)

#96AADE

Tritanopia (blue-blind)

#00C8C8

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #51bede;
/* rgb */ color: rgb(81, 190, 222);
/* oklch */ color: oklch(75.1% 0.108 220.4);

Tailwind

colors: {
  custom: {
    50: '#90d1e8',
    500: '#51bede',
    950: '#000000',
  },
}

SCSS

$custom: #51bede;
$custom-light: #90d1e8;
$custom-dark: #000000;

JSON

{
  "hex": "#51bede",
  "rgb": {
    "r": 81,
    "g": 190,
    "b": 222
  },
  "hsl": {
    "h": 193.617,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.75105,
    "c": 0.10844,
    "h": 220.4
  },
  "luminance": 0.4385
}

Semantic roles & 50–950 ramp

primary

#51BEDE

secondary

#E1B6AA

accent

#643DEB

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #51BEDE

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

Preview Lab → · Contrast checker → · Palette generator →