#51F2DF#51F2DF

#51F2DF is a very light, vivid teal. Relative luminance 0.706; OKLCH L 87.4% C 0.135 H 183.8°. Best body text is #000000 at 15.12:1 contrast (WCAG AA passes).

Color values

HEX#51F2DF
RGBrgb(81, 242, 223)
HSLhsl(173, 86%, 63%)
HSVhsv(173, 67%, 95%)
CMYKcmyk(66.5%, 0%, 7.9%, 5.1%)
CIE-LABlab(87.28, -45.73, -3.05)
CIE-LCHlch(87.28, 45.83, 183.82°)
OKLaboklab(87.36% -0.1344 -0.009)
OKLCHoklch(87.36% 0.135 183.8)
XYZxyz(48.4585, 70.5758, 80.8663)
Luminance0.7058 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51F2DF #F25164
analogous
#51F28E #51F2DF #51B4F2
triadic
#51F2DF #DF51F2 #F2DF51
tetradic
#51F2DF #8E51F2 #F25164 #B4F251
square
#51F2DF #8E51F2 #F25164 #B4F251
split-complementary
#51F2DF #F251B4 #F28E51
monochromatic
#0EBBA6 #18EED5 #51F2DF #8AF6E9 #C3FBF4

Accessibility & contrast

On white

1.39
#51F2DF on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.12
#51F2DF on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F2DF
15.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51F2DF#FFFFFF#000000##000000
##51F2DF1.001.3915.1215.12
#FFFFFF1.391.0021.0021.00
#00000015.1221.001.001.00
##00000015.1221.001.001.00

Color blindness preview

Protanopia (red-blind)
#E7E5DE
Deuteranopia (green-blind)
#CFD4E1
Tritanopia (blue-blind)
#00F7EC
Achromatopsia (no color)
#DBDBDB

Design tokens & code

CSS
--color: #51f2df;
/* rgb */ color: rgb(81, 242, 223);
/* oklch */ color: oklch(87.4% 0.135 183.8);
Tailwind
colors: {
  custom: {
    50: '#95f7e8',
    500: '#51f2df',
    950: '#000000',
  },
}
SCSS
$custom: #51f2df;
$custom-light: #95f7e8;
$custom-dark: #000000;
JSON
{
  "hex": "#51f2df",
  "rgb": {
    "r": 81,
    "g": 242,
    "b": 223
  },
  "hsl": {
    "h": 172.919,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.8736,
    "c": 0.13474,
    "h": 183.8
  },
  "luminance": 0.70581
}

Semantic roles & 50–950 ramp

primary
#51F2DF
secondary
#B92E3E
accent
#031DE3
background
#FCFFFE
surface
#F5FFFC
border
#CFD7D5
text
#0F1716
muted
#808584

Preview Lab

Preview with #51F2DF

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

Preview Lab → · Contrast checker → · Palette generator →

#51F2DF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva