#51BEED#51BEED

#51BEED is a light, moderate cyan. Relative luminance 0.447; OKLCH L 75.7% C 0.119 H 229.8°. Best body text is #000000 at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#51BEED
RGB	rgb(81, 190, 237)
HSL	hsl(198, 81%, 62%)
HSV	hsv(198, 66%, 93%)
CMYK	cmyk(65.8%, 19.8%, 0%, 7.1%)
CIE-LAB	lab(72.69, -16.90, -32.52)
CIE-LCH	lch(72.69, 36.65, 242.55°)
OKLab	oklab(75.74% -0.0771 -0.0911)
OKLCH	oklch(75.74% 0.119 229.8)
XYZ	xyz(37.0868, 44.6867, 86.7752)
Luminance	0.4469 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BEED #ED8051

analogous

#51EDCE #51BEED #5170ED

triadic

#51BEED #ED51BE #BEED51

tetradic

#51BEED #CE51ED #ED8051 #70ED51

square

#51BEED #CE51ED #ED8051 #70ED51

split-complementary

#51BEED #ED5170 #EDCE51

monochromatic

#1281B1 #1AA9E7 #51BEED #88D3F3 #C0E7F8

Accessibility & contrast

On white

2.11

#51BEED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.94

#51BEED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BEED

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BEED	#FFFFFF	#000000	##000000
##51BEED	1.00	2.11	9.94	9.94
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.94	21.00	1.00	1.00
##000000	9.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6BBEF

Deuteranopia (green-blind)

#90ABEC

Tritanopia (blue-blind)

#00CBCD

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51beed;
/* rgb */ color: rgb(81, 190, 237);
/* oklch */ color: oklch(75.7% 0.119 229.8);

Tailwind

colors: {
  custom: {
    50: '#92d1f3',
    500: '#51beed',
    950: '#000000',
  },
}

SCSS

$custom: #51beed;
$custom-light: #92d1f3;
$custom-dark: #000000;

JSON

{
  "hex": "#51beed",
  "rgb": {
    "r": 81,
    "g": 190,
    "b": 237
  },
  "hsl": {
    "h": 198.077,
    "s": 81.25,
    "l": 62.353
  },
  "oklch": {
    "l": 0.75737,
    "c": 0.1193,
    "h": 229.8
  },
  "luminance": 0.44691
}

Semantic roles & 50–950 ramp

primary

#51BEED

secondary

#E9C2B0

accent

#4808DE

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1417

muted

#7E8285

Preview Lab

Preview with #51BEED

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

Preview Lab → · Contrast checker → · Palette generator →