#51D2DE#51D2DE

#51D2DE is a light, moderate teal. Relative luminance 0.531; OKLCH L 79.8% C 0.113 H 203.8°. Best body text is #000000 at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#51D2DE
RGB	rgb(81, 210, 222)
HSL	hsl(185, 68%, 59%)
HSV	hsv(185, 64%, 87%)
CMYK	cmyk(63.5%, 5.4%, 0%, 12.9%)
CIE-LAB	lab(77.94, -31.42, -16.42)
CIE-LCH	lch(77.94, 35.45, 207.59°)
OKLab	oklab(79.78% -0.103 -0.0455)
OKLCH	oklch(79.78% 0.113 203.8)
XYZ	xyz(39.6191, 53.1121, 77.2568)
Luminance	0.5312 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D2DE #DE5D51

analogous

#51DEA3 #51D2DE #518CDE

triadic

#51D2DE #DE51D2 #D2DE51

tetradic

#51D2DE #A351DE #DE5D51 #8CDE51

square

#51D2DE #A351DE #DE5D51 #8CDE51

split-complementary

#51D2DE #DE518C #DEA351

monochromatic

#1D8D98 #27BDCB #51D2DE #84DFE8 #B8EDF2

Accessibility & contrast

On white

1.81

#51D2DE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.62

#51D2DE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D2DE

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D2DE	#FFFFFF	#000000	##000000
##51D2DE	1.00	1.81	11.62	11.62
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.62	21.00	1.00	1.00
##000000	11.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2CADF

Deuteranopia (green-blind)

#ADBADF

Tritanopia (blue-blind)

#00DAD5

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51d2de;
/* rgb */ color: rgb(81, 210, 222);
/* oklch */ color: oklch(79.8% 0.113 203.8);

Tailwind

colors: {
  custom: {
    50: '#92e0e8',
    500: '#51d2de',
    950: '#000000',
  },
}

SCSS

$custom: #51d2de;
$custom-light: #92e0e8;
$custom-dark: #000000;

JSON

{
  "hex": "#51d2de",
  "rgb": {
    "r": 81,
    "g": 210,
    "b": 222
  },
  "hsl": {
    "h": 185.106,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.79782,
    "c": 0.11257,
    "h": 203.8
  },
  "luminance": 0.53116
}

Semantic roles & 50–950 ramp

primary

#51D2DE

secondary

#9C4037

accent

#4C3DEB

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51D2DE

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

Preview Lab → · Contrast checker → · Palette generator →