#51CDDE#51CDDE

#51CDDE is a light, moderate teal. Relative luminance 0.507; OKLCH L 78.6% C 0.111 H 207.8°. Best body text is #000000 at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#51CDDE
RGB	rgb(81, 205, 222)
HSL	hsl(187, 68%, 59%)
HSV	hsv(187, 64%, 87%)
CMYK	cmyk(63.5%, 7.7%, 0%, 12.9%)
CIE-LAB	lab(76.49, -29.00, -18.61)
CIE-LCH	lch(76.49, 34.46, 212.69°)
OKLab	oklab(78.61% -0.0979 -0.0516)
OKLCH	oklch(78.61% 0.111 207.8)
XYZ	xyz(38.4039, 50.6818, 76.8517)
Luminance	0.5069 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CDDE #DE6251

analogous

#51DEA9 #51CDDE #5187DE

triadic

#51CDDE #DE51CD #CDDE51

tetradic

#51CDDE #A951DE #DE6251 #87DE51

square

#51CDDE #A951DE #DE6251 #87DE51

split-complementary

#51CDDE #DE5187 #DEA951

monochromatic

#1D8998 #27B7CB #51CDDE #84DCE8 #B8EBF2

Accessibility & contrast

On white

1.89

#51CDDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.14

#51CDDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CDDE

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CDDE	#FFFFFF	#000000	##000000
##51CDDE	1.00	1.89	11.14	11.14
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.14	21.00	1.00	1.00
##000000	11.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC6DF

Deuteranopia (green-blind)

#A8B6DE

Tritanopia (blue-blind)

#00D6D2

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51cdde;
/* rgb */ color: rgb(81, 205, 222);
/* oklch */ color: oklch(78.6% 0.111 207.8);

Tailwind

colors: {
  custom: {
    50: '#91dce8',
    500: '#51cdde',
    950: '#000000',
  },
}

SCSS

$custom: #51cdde;
$custom-light: #91dce8;
$custom-dark: #000000;

JSON

{
  "hex": "#51cdde",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 222
  },
  "hsl": {
    "h": 187.234,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.78608,
    "c": 0.11067,
    "h": 207.8
  },
  "luminance": 0.50686
}

Semantic roles & 50–950 ramp

primary

#51CDDE

secondary

#9C4337

accent

#523DEB

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51CDDE

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

Preview Lab → · Contrast checker → · Palette generator →