#51A583#51A583

#51A583 is a light, moderate teal. Relative luminance 0.303; OKLCH L 66.0% C 0.097 H 164.9°. Best body text is #000000 at 7.06:1 contrast (WCAG AA passes).

Color values

HEX#51A583
RGBrgb(81, 165, 131)
HSLhsl(156, 34%, 48%)
HSVhsv(156, 51%, 65%)
CMYKcmyk(50.9%, 0%, 20.6%, 35.3%)
CIE-LABlab(61.91, -33.82, 9.91)
CIE-LCHlch(61.91, 35.24, 163.67°)
OKLaboklab(65.96% -0.0941 0.0254)
OKLCHoklch(65.96% 0.097 164.9)
XYZxyz(20.9434, 30.2965, 26.2125)
Luminance0.3030 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51A583 #A55173
analogous
#51A559 #51A583 #519DA5
triadic
#51A583 #8351A5 #A58351
tetradic
#51A583 #5951A5 #A55173 #9DA551
square
#51A583 #5951A5 #A55173 #9DA551
split-complementary
#51A583 #A5519D #A55951
monochromatic
#295342 #3D7C62 #51A583 #77BCA0 #A0D0BD

Accessibility & contrast

On white

2.97
#51A583 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.06
#51A583 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51A583
7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51A583#FFFFFF#000000##000000
##51A5831.002.977.067.06
#FFFFFF2.971.0021.0021.00
#0000007.0621.001.001.00
##0000007.0621.001.001.00

Color blindness preview

Protanopia (red-blind)
#A29B81
Deuteranopia (green-blind)
#959285
Tritanopia (blue-blind)
#34A59B
Achromatopsia (no color)
#969696

Design tokens & code

CSS
--color: #51a583;
/* rgb */ color: rgb(81, 165, 131);
/* oklch */ color: oklch(66.0% 0.097 164.9);
Tailwind
colors: {
  custom: {
    50: '#88c0a7',
    500: '#51a583',
    950: '#000000',
  },
}
SCSS
$custom: #51a583;
$custom-light: #88c0a7;
$custom-dark: #000000;
JSON
{
  "hex": "#51a583",
  "rgb": {
    "r": 81,
    "g": 165,
    "b": 131
  },
  "hsl": {
    "h": 155.714,
    "s": 34.146,
    "l": 48.235
  },
  "oklch": {
    "l": 0.65958,
    "c": 0.09748,
    "h": 164.9
  },
  "luminance": 0.30298
}

Semantic roles & 50–950 ramp

primary
#51A583
secondary
#BD94A5
accent
#5E8ACA
background
#F8FBFA
surface
#F0F7F4
border
#CBD0CE
text
#0C120F
muted
#7D817F

Preview Lab

Preview with #51A583

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

Preview Lab → · Contrast checker → · Palette generator →

#51A583 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva