#51DAE8#51DAE8

#51DAE8 is a very light, moderate teal. Relative luminance 0.577; OKLCH L 82.0% C 0.118 H 204.8°. Best body text is #000000 at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#51DAE8
RGB	rgb(81, 218, 232)
HSL	hsl(186, 77%, 61%)
HSV	hsv(186, 65%, 91%)
CMYK	cmyk(65.1%, 6%, 0%, 9%)
CIE-LAB	lab(80.58, -32.38, -17.78)
CIE-LCH	lch(80.58, 36.94, 208.77°)
OKLab	oklab(82.02% -0.1069 -0.0493)
OKLCH	oklch(82.02% 0.118 204.8)
XYZ	xyz(43.0240, 57.7136, 85.2007)
Luminance	0.5772 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DAE8 #E85F51

analogous

#51E8AB #51DAE8 #518FE8

triadic

#51DAE8 #E851DA #DAE851

tetradic

#51DAE8 #AB51E8 #E85F51 #8FE851

square

#51DAE8 #AB51E8 #E85F51 #8FE851

split-complementary

#51DAE8 #E8518F #E8AB51

monochromatic

#169BA8 #1DCDDE #51DAE8 #87E5EF #BDF1F6

Accessibility & contrast

On white

1.67

#51DAE8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.54

#51DAE8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DAE8

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DAE8	#FFFFFF	#000000	##000000
##51DAE8	1.00	1.67	12.54	12.54
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.54	21.00	1.00	1.00
##000000	12.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9D1E9

Deuteranopia (green-blind)

#B3C1E9

Tritanopia (blue-blind)

#00E3DE

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51dae8;
/* rgb */ color: rgb(81, 218, 232);
/* oklch */ color: oklch(82.0% 0.118 204.8);

Tailwind

colors: {
  custom: {
    50: '#93e6ef',
    500: '#51dae8',
    950: '#000000',
  },
}

SCSS

$custom: #51dae8;
$custom-light: #93e6ef;
$custom-dark: #000000;

JSON

{
  "hex": "#51dae8",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 232
  },
  "hsl": {
    "h": 185.563,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.82016,
    "c": 0.11776,
    "h": 204.8
  },
  "luminance": 0.57718
}

Semantic roles & 50–950 ramp

primary

#51DAE8

secondary

#AA3E33

accent

#200DD9

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #51DAE8

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

Preview Lab → · Contrast checker → · Palette generator →