#51DDD3#51DDD3

#51DDD3 is a very light, vivid teal. Relative luminance 0.582; OKLCH L 82.0% C 0.120 H 188.4°. Best body text is #000000 at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#51DDD3
RGB	rgb(81, 221, 211)
HSL	hsl(176, 67%, 59%)
HSV	hsv(176, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 4.5%, 13.3%)
CIE-LAB	lab(80.83, -39.56, -6.23)
CIE-LCH	lch(80.83, 40.05, 188.94°)
OKLab	oklab(82.01% -0.1187 -0.0175)
OKLCH	oklch(82.01% 0.12 188.4)
XYZ	xyz(41.0023, 58.1609, 70.6807)
Luminance	0.5817 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DDD3 #DD515B

analogous

#51DD8D #51DDD3 #51A1DD

triadic

#51DDD3 #D351DD #DDD351

tetradic

#51DDD3 #8D51DD #DD515B #A1DD51

square

#51DDD3 #8D51DD #DD515B #A1DD51

split-complementary

#51DDD3 #DD51A1 #DD8D51

monochromatic

#1D968E #27C9BE #51DDD3 #84E7E0 #B7F1ED

Accessibility & contrast

On white

1.66

#51DDD3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.63

#51DDD3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DDD3

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DDD3	#FFFFFF	#000000	##000000
##51DDD3	1.00	1.66	12.63	12.63
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.63	21.00	1.00	1.00
##000000	12.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1D2D3

Deuteranopia (green-blind)

#BCC2D4

Tritanopia (blue-blind)

#00E2DA

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51ddd3;
/* rgb */ color: rgb(81, 221, 211);
/* oklch */ color: oklch(82.0% 0.120 188.4);

Tailwind

colors: {
  custom: {
    50: '#92e8e0',
    500: '#51ddd3',
    950: '#000000',
  },
}

SCSS

$custom: #51ddd3;
$custom-light: #92e8e0;
$custom-dark: #000000;

JSON

{
  "hex": "#51ddd3",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 211
  },
  "hsl": {
    "h": 175.714,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.8201,
    "c": 0.12002,
    "h": 188.4
  },
  "luminance": 0.58165
}

Semantic roles & 50–950 ramp

primary

#51DDD3

secondary

#9B383F

accent

#3E4AEA

background

#FCFEFE

surface

#F5FDFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #51DDD3

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

Preview Lab → · Contrast checker → · Palette generator →