#51CAE0#51CAE0

#51CAE0 is a light, moderate teal. Relative luminance 0.494; OKLCH L 78.0% C 0.111 H 211.7°. Best body text is #000000 at 10.87:1 contrast (WCAG AA passes).

Color values

HEX#51CAE0
RGBrgb(81, 202, 224)
HSLhsl(189, 70%, 60%)
HSVhsv(189, 64%, 88%)
CMYKcmyk(63.8%, 9.8%, 0%, 12.2%)
CIE-LABlab(75.68, -26.95, -20.91)
CIE-LCHlch(75.68, 34.11, 217.81°)
OKLaboklab(77.98% -0.094 -0.0581)
OKLCHoklch(77.98% 0.111 211.7)
XYZxyz(37.9628, 49.3681, 78.0349)
Luminance0.4937 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51CAE0 #E06751
analogous
#51E0AF #51CAE0 #5182E0
triadic
#51CAE0 #E051CA #CAE051
tetradic
#51CAE0 #AF51E0 #E06751 #82E051
square
#51CAE0 #AF51E0 #E06751 #82E051
split-complementary
#51CAE0 #E05182 #E0AF51
monochromatic
#1C879B #25B5CF #51CAE0 #85DAE9 #B9EAF3

Accessibility & contrast

On white

1.93
#51CAE0 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.87
#51CAE0 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CAE0
10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51CAE0#FFFFFF#000000##000000
##51CAE01.001.9310.8710.87
#FFFFFF1.931.0021.0021.00
#00000010.8721.001.001.00
##00000010.8721.001.001.00

Color blindness preview

Protanopia (red-blind)
#B8C3E1
Deuteranopia (green-blind)
#A3B4E0
Tritanopia (blue-blind)
#00D3D1
Achromatopsia (no color)
#BABABA

Design tokens & code

CSS
--color: #51cae0;
/* rgb */ color: rgb(81, 202, 224);
/* oklch */ color: oklch(78.0% 0.111 211.7);
Tailwind
colors: {
  custom: {
    50: '#91dae9',
    500: '#51cae0',
    950: '#000000',
  },
}
SCSS
$custom: #51cae0;
$custom-light: #91dae9;
$custom-dark: #000000;
JSON
{
  "hex": "#51cae0",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 224
  },
  "hsl": {
    "h": 189.231,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.77981,
    "c": 0.11052,
    "h": 211.7
  },
  "luminance": 0.49372
}

Semantic roles & 50–950 ramp

primary
#51CAE0
secondary
#E2B3AB
accent
#573BED
background
#F9FDFE
surface
#F2FAFD
border
#CCD3D5
text
#0E1516
muted
#7E8384

Preview Lab

Preview with #51CAE0

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

Preview Lab → · Contrast checker → · Palette generator →

#51CAE0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva