#51DDD4#51DDD4

#51DDD4 is a very light, moderate teal. Relative luminance 0.582; OKLCH L 82.0% C 0.120 H 189.0°. Best body text is #000000 at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#51DDD4
RGB	rgb(81, 221, 212)
HSL	hsl(176, 67%, 59%)
HSV	hsv(176, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 4.1%, 13.3%)
CIE-LAB	lab(80.86, -39.30, -6.72)
CIE-LCH	lch(80.86, 39.87, 189.70°)
OKLab	oklab(82.04% -0.1183 -0.0188)
OKLCH	oklch(82.04% 0.12 189)
XYZ	xyz(41.1281, 58.2112, 71.3430)
Luminance	0.5822 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DDD4 #DD515A

analogous

#51DD8E #51DDD4 #51A0DD

triadic

#51DDD4 #D451DD #DDD451

tetradic

#51DDD4 #8E51DD #DD515A #A0DD51

square

#51DDD4 #8E51DD #DD515A #A0DD51

split-complementary

#51DDD4 #DD51A0 #DD8E51

monochromatic

#1D968E #27C9BF #51DDD4 #84E7E1 #B7F1ED

Accessibility & contrast

On white

1.66

#51DDD4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.64

#51DDD4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DDD4

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DDD4	#FFFFFF	#000000	##000000
##51DDD4	1.00	1.66	12.64	12.64
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.64	21.00	1.00	1.00
##000000	12.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1D2D4

Deuteranopia (green-blind)

#BCC2D5

Tritanopia (blue-blind)

#00E2DA

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51ddd4;
/* rgb */ color: rgb(81, 221, 212);
/* oklch */ color: oklch(82.0% 0.120 189.0);

Tailwind

colors: {
  custom: {
    50: '#92e8e1',
    500: '#51ddd4',
    950: '#000000',
  },
}

SCSS

$custom: #51ddd4;
$custom-light: #92e8e1;
$custom-dark: #000000;

JSON

{
  "hex": "#51ddd4",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 212
  },
  "hsl": {
    "h": 176.143,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.82042,
    "c": 0.1198,
    "h": 189
  },
  "luminance": 0.58216
}

Semantic roles & 50–950 ramp

primary

#51DDD4

secondary

#9B383E

accent

#3E49EA

background

#FCFEFE

surface

#F5FDFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #51DDD4

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

Preview Lab → · Contrast checker → · Palette generator →