#51BED0#51BED0

#51BED0 is a light, moderate teal. Relative luminance 0.431; OKLCH L 74.6% C 0.102 H 210.0°. Best body text is #000000 at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#51BED0
RGB	rgb(81, 190, 208)
HSL	hsl(189, 57%, 57%)
HSV	hsv(189, 61%, 82%)
CMYK	cmyk(61.1%, 8.7%, 0%, 18.4%)
CIE-LAB	lab(71.64, -25.68, -18.36)
CIE-LCH	lch(71.64, 31.57, 215.56°)
OKLab	oklab(74.56% -0.088 -0.0509)
OKLCH	oklch(74.56% 0.102 210)
XYZ	xyz(33.1873, 43.1269, 66.2376)
Luminance	0.4313 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BED0 #D06351

analogous

#51D0A3 #51BED0 #517FD0

triadic

#51BED0 #D051BE #BED051

tetradic

#51BED0 #A351D0 #D06351 #7FD051

square

#51BED0 #A351D0 #D06351 #7FD051

split-complementary

#51BED0 #D0517F #D0A351

monochromatic

#237683 #30A1B3 #51BED0 #81D0DD #B1E2EA

Accessibility & contrast

On white

2.18

#51BED0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.63

#51BED0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BED0

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BED0	#FFFFFF	#000000	##000000
##51BED0	1.00	2.18	9.63	9.63
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.63	21.00	1.00	1.00
##000000	9.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEB8D1

Deuteranopia (green-blind)

#9BA9D0

Tritanopia (blue-blind)

#00C6C3

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #51bed0;
/* rgb */ color: rgb(81, 190, 208);
/* oklch */ color: oklch(74.6% 0.102 210.0);

Tailwind

colors: {
  custom: {
    50: '#8fd2de',
    500: '#51bed0',
    950: '#000000',
  },
}

SCSS

$custom: #51bed0;
$custom-light: #8fd2de;
$custom-dark: #000000;

JSON

{
  "hex": "#51bed0",
  "rgb": {
    "r": 81,
    "g": 190,
    "b": 208
  },
  "hsl": {
    "h": 188.504,
    "s": 57.466,
    "l": 56.667
  },
  "oklch": {
    "l": 0.74555,
    "c": 0.10168,
    "h": 210
  },
  "luminance": 0.4313
}

Semantic roles & 50–950 ramp

primary

#51BED0

secondary

#D8ACA4

accent

#5D47E1

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #51BED0

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

Preview Lab → · Contrast checker → · Palette generator →