#51CBE2#51CBE2

#51CBE2 is a light, moderate teal. Relative luminance 0.500; OKLCH L 78.3% C 0.112 H 212.3°. Best body text is #000000 at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#51CBE2
RGB	rgb(81, 203, 226)
HSL	hsl(190, 71%, 60%)
HSV	hsv(190, 64%, 89%)
CMYK	cmyk(64.2%, 10.2%, 0%, 11.4%)
CIE-LAB	lab(76.04, -26.85, -21.45)
CIE-LCH	lch(76.04, 34.37, 218.61°)
OKLab	oklab(78.29% -0.0943 -0.0596)
OKLCH	oklch(78.29% 0.112 212.3)
XYZ	xyz(38.4710, 49.9480, 79.5502)
Luminance	0.4995 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CBE2 #E26851

analogous

#51E2B0 #51CBE2 #5183E2

triadic

#51CBE2 #E251CB #CBE251

tetradic

#51CBE2 #B051E2 #E26851 #83E251

square

#51CBE2 #B051E2 #E26851 #83E251

split-complementary

#51CBE2 #E25183 #E2B051

monochromatic

#1A899E #23B7D3 #51CBE2 #85DBEB #BAEAF3

Accessibility & contrast

On white

1.91

#51CBE2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.99

#51CBE2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CBE2

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CBE2	#FFFFFF	#000000	##000000
##51CBE2	1.00	1.91	10.99	10.99
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.99	21.00	1.00	1.00
##000000	10.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9C4E3

Deuteranopia (green-blind)

#A4B5E2

Tritanopia (blue-blind)

#00D4D2

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #51cbe2;
/* rgb */ color: rgb(81, 203, 226);
/* oklch */ color: oklch(78.3% 0.112 212.3);

Tailwind

colors: {
  custom: {
    50: '#91dbeb',
    500: '#51cbe2',
    950: '#000000',
  },
}

SCSS

$custom: #51cbe2;
$custom-light: #91dbeb;
$custom-dark: #000000;

JSON

{
  "hex": "#51cbe2",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 226
  },
  "hsl": {
    "h": 189.517,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.78291,
    "c": 0.11151,
    "h": 212.3
  },
  "luminance": 0.49952
}

Semantic roles & 50–950 ramp

primary

#51CBE2

secondary

#E3B4AC

accent

#3112D3

background

#F9FDFE

surface

#F2FBFD

border

#CCD4D5

text

#0E1516

muted

#7E8384

Preview Lab

Preview with #51CBE2

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

Preview Lab → · Contrast checker → · Palette generator →