#51E9B5#51E9B5

#51E9B5 is a very light, vivid teal. Relative luminance 0.634; OKLCH L 84.0% C 0.148 H 166.4°. Best body text is #000000 at 13.67:1 contrast (WCAG AA passes).

Color values

HEX#51E9B5
RGBrgb(81, 233, 181)
HSLhsl(159, 78%, 62%)
HSVhsv(159, 65%, 91%)
CMYKcmyk(65.2%, 0%, 22.3%, 8.6%)
CIE-LABlab(83.63, -52.06, 13.68)
CIE-LCHlch(83.63, 53.82, 165.28°)
OKLaboklab(84.05% -0.1442 0.035)
OKLCHoklch(84.05% 0.148 166.4)
XYZxyz(40.8684, 63.3589, 53.7828)
Luminance0.6336 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51E9B5 #E95185
analogous
#51E969 #51E9B5 #51D1E9
triadic
#51E9B5 #B551E9 #E9B551
tetradic
#51E9B5 #6951E9 #E95185 #D1E951
square
#51E9B5 #6951E9 #E95185 #D1E951
split-complementary
#51E9B5 #E951D1 #E96951
monochromatic
#16AA77 #1CE09D #51E9B5 #87F0CC #BEF7E3

Accessibility & contrast

On white

1.54
#51E9B5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.67
#51E9B5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E9B5
13.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51E9B5#FFFFFF#000000##000000
##51E9B51.001.5413.6713.67
#FFFFFF1.541.0021.0021.00
#00000013.6721.001.001.00
##00000013.6721.001.001.00

Color blindness preview

Protanopia (red-blind)
#E4D9B2
Deuteranopia (green-blind)
#CFCAB8
Tritanopia (blue-blind)
#00EADA
Achromatopsia (no color)
#D0D0D0

Design tokens & code

CSS
--color: #51e9b5;
/* rgb */ color: rgb(81, 233, 181);
/* oklch */ color: oklch(84.0% 0.148 166.4);
Tailwind
colors: {
  custom: {
    50: '#92f1cb',
    500: '#51e9b5',
    950: '#000000',
  },
}
SCSS
$custom: #51e9b5;
$custom-light: #92f1cb;
$custom-dark: #000000;
JSON
{
  "hex": "#51e9b5",
  "rgb": {
    "r": 81,
    "g": 233,
    "b": 181
  },
  "hsl": {
    "h": 159.474,
    "s": 77.551,
    "l": 61.569
  },
  "oklch": {
    "l": 0.8405,
    "c": 0.14841,
    "h": 166.4
  },
  "luminance": 0.63363
}

Semantic roles & 50–950 ramp

primary
#51E9B5
secondary
#AB335C
accent
#0C52DA
background
#FCFFFD
surface
#F5FEF9
border
#CFD6D2
text
#0E1713
muted
#7F8582

Preview Lab

Preview with #51E9B5

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

Preview Lab → · Contrast checker → · Palette generator →

#51E9B5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva