#51D0DF#51D0DF

#51D0DF is a light, moderate teal. Relative luminance 0.522; OKLCH L 79.3% C 0.112 H 206.1°. Best body text is #000000 at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#51D0DF
RGB	rgb(81, 208, 223)
HSL	hsl(186, 69%, 60%)
HSV	hsv(186, 64%, 87%)
CMYK	cmyk(63.7%, 6.7%, 0%, 12.5%)
CIE-LAB	lab(77.39, -30.17, -17.78)
CIE-LCH	lch(77.39, 35.02, 210.52°)
OKLab	oklab(79.35% -0.1005 -0.0493)
OKLCH	oklch(79.35% 0.112 206.1)
XYZ	xyz(39.2628, 52.1845, 77.8011)
Luminance	0.5219 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D0DF #DF6051

analogous

#51DFA7 #51D0DF #5189DF

triadic

#51D0DF #DF51D0 #D0DF51

tetradic

#51D0DF #A751DF #DF6051 #89DF51

square

#51D0DF #A751DF #DF6051 #89DF51

split-complementary

#51D0DF #DF5189 #DFA751

monochromatic

#1C8C99 #26BBCD #51D0DF #85DEE9 #B8ECF2

Accessibility & contrast

On white

1.84

#51D0DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.44

#51D0DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D0DF

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D0DF	#FFFFFF	#000000	##000000
##51D0DF	1.00	1.84	11.44	11.44
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.44	21.00	1.00	1.00
##000000	11.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0C8E0

Deuteranopia (green-blind)

#ABB8DF

Tritanopia (blue-blind)

#00D8D4

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d0df;
/* rgb */ color: rgb(81, 208, 223);
/* oklch */ color: oklch(79.3% 0.112 206.1);

Tailwind

colors: {
  custom: {
    50: '#92dee9',
    500: '#51d0df',
    950: '#000000',
  },
}

SCSS

$custom: #51d0df;
$custom-light: #92dee9;
$custom-dark: #000000;

JSON

{
  "hex": "#51d0df",
  "rgb": {
    "r": 81,
    "g": 208,
    "b": 223
  },
  "hsl": {
    "h": 186.338,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.79349,
    "c": 0.11197,
    "h": 206.1
  },
  "luminance": 0.52189
}

Semantic roles & 50–950 ramp

primary

#51D0DF

secondary

#9D4237

accent

#4F3CEC

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51D0DF

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

Preview Lab → · Contrast checker → · Palette generator →