#51DCE3#51DCE3

#51DCE3 is a very light, moderate teal. Relative luminance 0.585; OKLCH L 82.3% C 0.118 H 199.9°. Best body text is #000000 at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#51DCE3
RGB	rgb(81, 220, 227)
HSL	hsl(183, 72%, 60%)
HSV	hsv(183, 64%, 89%)
CMYK	cmyk(64.3%, 3.1%, 0%, 11%)
CIE-LAB	lab(81.00, -34.74, -14.48)
CIE-LCH	lch(81.00, 37.64, 202.63°)
OKLab	oklab(82.31% -0.111 -0.0401)
OKLCH	oklch(82.31% 0.118 199.9)
XYZ	xyz(42.8456, 58.4770, 81.6873)
Luminance	0.5848 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DCE3 #E35851

analogous

#51E3A1 #51DCE3 #5193E3

triadic

#51DCE3 #E351DC #DCE351

tetradic

#51DCE3 #A151E3 #E35851 #93E351

square

#51DCE3 #A151E3 #E35851 #93E351

split-complementary

#51DCE3 #E35193 #E3A151

monochromatic

#1A99A0 #22CCD5 #51DCE3 #86E7EB #BAF1F4

Accessibility & contrast

On white

1.65

#51DCE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.70

#51DCE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DCE3

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DCE3	#FFFFFF	#000000	##000000
##51DCE3	1.00	1.65	12.70	12.70
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.70	21.00	1.00	1.00
##000000	12.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDD3E4

Deuteranopia (green-blind)

#B7C2E4

Tritanopia (blue-blind)

#00E4DE

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #51dce3;
/* rgb */ color: rgb(81, 220, 227);
/* oklch */ color: oklch(82.3% 0.118 199.9);

Tailwind

colors: {
  custom: {
    50: '#93e7eb',
    500: '#51dce3',
    950: '#000000',
  },
}

SCSS

$custom: #51dce3;
$custom-light: #93e7eb;
$custom-dark: #000000;

JSON

{
  "hex": "#51dce3",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 227
  },
  "hsl": {
    "h": 182.877,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.82307,
    "c": 0.11801,
    "h": 199.9
  },
  "luminance": 0.58482
}

Semantic roles & 50–950 ramp

primary

#51DCE3

secondary

#A33B35

accent

#1B11D4

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1616

muted

#7F8484

Preview Lab

Preview with #51DCE3

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

Preview Lab → · Contrast checker → · Palette generator →