#51DFA5#51DFA5

#51DFA5 is a light, vivid teal. Relative luminance 0.572; OKLCH L 81.2% C 0.148 H 162.6°. Best body text is #000000 at 12.45:1 contrast (WCAG AA passes).

Color values

HEX#51DFA5
RGBrgb(81, 223, 165)
HSLhsl(155, 69%, 60%)
HSVhsv(155, 64%, 87%)
CMYKcmyk(63.7%, 0%, 26%, 12.5%)
CIE-LABlab(80.31, -51.48, 17.40)
CIE-LCHlch(80.31, 54.34, 161.32°)
OKLaboklab(81.22% -0.1414 0.0444)
OKLCHoklch(81.22% 0.148 162.6)
XYZxyz(36.5689, 57.2374, 44.7107)
Luminance0.5724 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#51DFA5 #DF518B
analogous
#51DF5E #51DFA5 #51D2DF
triadic
#51DFA5 #A551DF #DFA551
tetradic
#51DFA5 #5E51DF #DF518B #D2DF51
square
#51DFA5 #5E51DF #DF518B #D2DF51
split-complementary
#51DFA5 #DF51D2 #DF5E51
monochromatic
#1C9966 #26CD89 #51DFA5 #85E9C0 #B8F2DA

Accessibility & contrast

On white

1.69
#51DFA5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.45
#51DFA5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DFA5
12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##51DFA5#FFFFFF#000000##000000
##51DFA51.001.6912.4512.45
#FFFFFF1.691.0021.0021.00
#00000012.4521.001.001.00
##00000012.4521.001.001.00

Color blindness preview

Protanopia (red-blind)
#DCCFA2
Deuteranopia (green-blind)
#C8C2A9
Tritanopia (blue-blind)
#00DFCF
Achromatopsia (no color)
#C7C7C7

Design tokens & code

CSS
--color: #51dfa5;
/* rgb */ color: rgb(81, 223, 165);
/* oklch */ color: oklch(81.2% 0.148 162.6);
Tailwind
colors: {
  custom: {
    50: '#90eabf',
    500: '#51dfa5',
    950: '#000000',
  },
}
SCSS
$custom: #51dfa5;
$custom-light: #90eabf;
$custom-dark: #000000;
JSON
{
  "hex": "#51dfa5",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 165
  },
  "hsl": {
    "h": 155.493,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.81223,
    "c": 0.14823,
    "h": 162.6
  },
  "luminance": 0.57241
}

Semantic roles & 50–950 ramp

primary
#51DFA5
secondary
#9D3761
accent
#3C84EC
background
#FCFEFD
surface
#F5FDF8
border
#CFD5D1
text
#0E1612
muted
#7F8482

Preview Lab

Preview with #51DFA5

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

Preview Lab → · Contrast checker → · Palette generator →

#51DFA5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva