#51DDA4#51DDA4

#51DDA4 is a light, vivid teal. Relative luminance 0.561; OKLCH L 80.7% C 0.146 H 162.7°. Best body text is #000000 at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#51DDA4
RGB	rgb(81, 221, 164)
HSL	hsl(156, 67%, 59%)
HSV	hsv(156, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 25.8%, 13.3%)
CIE-LAB	lab(79.69, -50.88, 17.06)
CIE-LCH	lch(79.69, 53.67, 161.46°)
OKLab	oklab(80.71% -0.1398 0.0435)
OKLCH	oklch(80.71% 0.146 162.7)
XYZ	xyz(35.9470, 56.1388, 44.0562)
Luminance	0.5614 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DDA4 #DD518A

analogous

#51DD5E #51DDA4 #51D0DD

triadic

#51DDA4 #A451DD #DDA451

tetradic

#51DDA4 #5E51DD #DD518A #D0DD51

square

#51DDA4 #5E51DD #DD518A #D0DD51

split-complementary

#51DDA4 #DD51D0 #DD5E51

monochromatic

#1D9665 #27C987 #51DDA4 #84E7BF #B7F1DA

Accessibility & contrast

On white

1.72

#51DDA4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.23

#51DDA4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DDA4

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DDA4	#FFFFFF	#000000	##000000
##51DDA4	1.00	1.72	12.23	12.23
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.23	21.00	1.00	1.00
##000000	12.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DACEA1

Deuteranopia (green-blind)

#C6C0A8

Tritanopia (blue-blind)

#00DDCD

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51dda4;
/* rgb */ color: rgb(81, 221, 164);
/* oklch */ color: oklch(80.7% 0.146 162.7);

Tailwind

colors: {
  custom: {
    50: '#90e8bf',
    500: '#51dda4',
    950: '#000000',
  },
}

SCSS

$custom: #51dda4;
$custom-light: #90e8bf;
$custom-dark: #000000;

JSON

{
  "hex": "#51dda4",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 164
  },
  "hsl": {
    "h": 155.571,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.80709,
    "c": 0.14646,
    "h": 162.7
  },
  "luminance": 0.56143
}

Semantic roles & 50–950 ramp

primary

#51DDA4

secondary

#9B3860

accent

#3E84EA

background

#FCFEFD

surface

#F5FDF8

border

#CFD5D1

text

#0E1612

muted

#7F8482

Preview Lab

Preview with #51DDA4

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

Preview Lab → · Contrast checker → · Palette generator →