#51ABDE#51ABDE

#51ABDE is a light, moderate cyan. Relative luminance 0.361; OKLCH L 70.7% C 0.114 H 236.3°. Best body text is #000000 at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#51ABDE
RGB	rgb(81, 171, 222)
HSL	hsl(202, 68%, 59%)
HSV	hsv(202, 64%, 87%)
CMYK	cmyk(63.5%, 23%, 0%, 12.9%)
CIE-LAB	lab(66.63, -11.49, -33.71)
CIE-LCH	lch(66.63, 35.62, 251.18°)
OKLab	oklab(70.72% -0.063 -0.0946)
OKLCH	oklch(70.72% 0.114 236.3)
XYZ	xyz(31.1360, 36.1459, 74.4290)
Luminance	0.3615 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51ABDE #DE8451

analogous

#51DECB #51ABDE #5165DE

triadic

#51ABDE #DE51AB #ABDE51

tetradic

#51ABDE #CB51DE #DE8451 #65DE51

square

#51ABDE #CB51DE #DE8451 #65DE51

split-complementary

#51ABDE #DE5165 #DECB51

monochromatic

#1D6B98 #2790CB #51ABDE #84C4E8 #B8DDF2

Accessibility & contrast

On white

2.55

#51ABDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.23

#51ABDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51ABDE

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51ABDE	#FFFFFF	#000000	##000000
##51ABDE	1.00	2.55	8.23	8.23
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.23	21.00	1.00	1.00
##000000	8.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93AAE0

Deuteranopia (green-blind)

#809CDD

Tritanopia (blue-blind)

#00B8BC

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #51abde;
/* rgb */ color: rgb(81, 171, 222);
/* oklch */ color: oklch(70.7% 0.114 236.3);

Tailwind

colors: {
  custom: {
    50: '#8fc4e8',
    500: '#51abde',
    950: '#000000',
  },
}

SCSS

$custom: #51abde;
$custom-light: #8fc4e8;
$custom-dark: #000000;

JSON

{
  "hex": "#51abde",
  "rgb": {
    "r": 81,
    "g": 171,
    "b": 222
  },
  "hsl": {
    "h": 201.702,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.70721,
    "c": 0.11362,
    "h": 236.3
  },
  "luminance": 0.36149
}

Semantic roles & 50–950 ramp

primary

#51ABDE

secondary

#E1BEAA

accent

#7C3DEB

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #51ABDE

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

Preview Lab → · Contrast checker → · Palette generator →