#51C2D8#51C2D8

#51C2D8 is a light, moderate teal. Relative luminance 0.453; OKLCH L 75.8% C 0.106 H 212.6°. Best body text is #000000 at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#51C2D8
RGB	rgb(81, 194, 216)
HSL	hsl(190, 63%, 58%)
HSV	hsv(190, 63%, 85%)
CMYK	cmyk(62.5%, 10.2%, 0%, 15.3%)
CIE-LAB	lab(73.08, -25.33, -20.53)
CIE-LCH	lch(73.08, 32.61, 219.02°)
OKLab	oklab(75.8% -0.089 -0.057)
OKLCH	oklch(75.8% 0.106 212.6)
XYZ	xyz(35.0747, 45.2871, 71.8452)
Luminance	0.4529 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C2D8 #D86751

analogous

#51D8AA #51C2D8 #517ED8

triadic

#51C2D8 #D851C2 #C2D851

tetradic

#51C2D8 #AA51D8 #D86751 #7ED851

square

#51C2D8 #AA51D8 #D86751 #7ED851

split-complementary

#51C2D8 #D8517E #D8AA51

monochromatic

#207D8F #2BA8C1 #51C2D8 #83D4E3 #B5E5EE

Accessibility & contrast

On white

2.09

#51C2D8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.06

#51C2D8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C2D8

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C2D8	#FFFFFF	#000000	##000000
##51C2D8	1.00	2.09	10.06	10.06
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.06	21.00	1.00	1.00
##000000	10.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1BCD9

Deuteranopia (green-blind)

#9DADD8

Tritanopia (blue-blind)

#00CBC9

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #51c2d8;
/* rgb */ color: rgb(81, 194, 216);
/* oklch */ color: oklch(75.8% 0.106 212.6);

Tailwind

colors: {
  custom: {
    50: '#90d4e4',
    500: '#51c2d8',
    950: '#000000',
  },
}

SCSS

$custom: #51c2d8;
$custom-light: #90d4e4;
$custom-dark: #000000;

JSON

{
  "hex": "#51c2d8",
  "rgb": {
    "r": 81,
    "g": 194,
    "b": 216
  },
  "hsl": {
    "h": 189.778,
    "s": 63.38,
    "l": 58.235
  },
  "oklch": {
    "l": 0.75802,
    "c": 0.10568,
    "h": 212.6
  },
  "luminance": 0.45291
}

Semantic roles & 50–950 ramp

primary

#51C2D8

secondary

#DDB0A8

accent

#5C41E6

background

#F9FDFD

surface

#F2FAFB

border

#CCD3D4

text

#0E1415

muted

#7E8383

Preview Lab

Preview with #51C2D8

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

Preview Lab → · Contrast checker → · Palette generator →