#51D7DD#51D7DD

#51D7DD is a light, moderate teal. Relative luminance 0.556; OKLCH L 80.9% C 0.115 H 199.4°. Best body text is #000000 at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#51D7DD
RGB	rgb(81, 215, 221)
HSL	hsl(183, 67%, 59%)
HSV	hsv(183, 63%, 87%)
CMYK	cmyk(63.3%, 2.7%, 0%, 13.3%)
CIE-LAB	lab(79.37, -34.07, -13.74)
CIE-LCH	lch(79.37, 36.74, 201.96°)
OKLab	oklab(80.92% -0.1084 -0.0381)
OKLCH	oklch(80.92% 0.115 199.4)
XYZ	xyz(40.7392, 55.5662, 76.9709)
Luminance	0.5557 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D7DD #DD5751

analogous

#51DD9D #51D7DD #5191DD

triadic

#51D7DD #DD51D7 #D7DD51

tetradic

#51D7DD #9D51DD #DD5751 #91DD51

square

#51D7DD #9D51DD #DD5751 #91DD51

split-complementary

#51D7DD #DD5191 #DD9D51

monochromatic

#1D9196 #27C2C9 #51D7DD #84E3E7 #B7EFF1

Accessibility & contrast

On white

1.73

#51D7DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.11

#51D7DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D7DD

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D7DD	#FFFFFF	#000000	##000000
##51D7DD	1.00	1.73	12.11	12.11
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.11	21.00	1.00	1.00
##000000	12.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8CEDE

Deuteranopia (green-blind)

#B3BEDE

Tritanopia (blue-blind)

#00DED8

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51d7dd;
/* rgb */ color: rgb(81, 215, 221);
/* oklch */ color: oklch(80.9% 0.115 199.4);

Tailwind

colors: {
  custom: {
    50: '#92e3e7',
    500: '#51d7dd',
    950: '#000000',
  },
}

SCSS

$custom: #51d7dd;
$custom-light: #92e3e7;
$custom-dark: #000000;

JSON

{
  "hex": "#51d7dd",
  "rgb": {
    "r": 81,
    "g": 215,
    "b": 221
  },
  "hsl": {
    "h": 182.571,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.80923,
    "c": 0.11492,
    "h": 199.4
  },
  "luminance": 0.55571
}

Semantic roles & 50–950 ramp

primary

#51D7DD

secondary

#9B3C38

accent

#453EEA

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51D7DD

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

Preview Lab → · Contrast checker → · Palette generator →