#51DDA3#51DDA3

#51DDA3 is a light, vivid teal. Relative luminance 0.561; OKLCH L 80.7% C 0.147 H 162.3°. Best body text is #000000 at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#51DDA3
RGB	rgb(81, 221, 163)
HSL	hsl(155, 67%, 59%)
HSV	hsv(155, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 26.2%, 13.3%)
CIE-LAB	lab(79.67, -51.10, 17.56)
CIE-LCH	lch(79.67, 54.03, 161.04°)
OKLab	oklab(80.69% -0.1403 0.0448)
OKLCH	oklch(80.69% 0.147 162.3)
XYZ	xyz(35.8571, 56.1028, 43.5825)
Luminance	0.5611 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DDA3 #DD518B

analogous

#51DD5D #51DDA3 #51D1DD

triadic

#51DDA3 #A351DD #DDA351

tetradic

#51DDA3 #5D51DD #DD518B #D1DD51

square

#51DDA3 #5D51DD #DD518B #D1DD51

split-complementary

#51DDA3 #DD51D1 #DD5D51

monochromatic

#1D9664 #27C986 #51DDA3 #84E7BE #B7F1D9

Accessibility & contrast

On white

1.72

#51DDA3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.22

#51DDA3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DDA3

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DDA3	#FFFFFF	#000000	##000000
##51DDA3	1.00	1.72	12.22	12.22
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.22	21.00	1.00	1.00
##000000	12.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DACEA0

Deuteranopia (green-blind)

#C7C0A7

Tritanopia (blue-blind)

#00DDCD

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51dda3;
/* rgb */ color: rgb(81, 221, 163);
/* oklch */ color: oklch(80.7% 0.147 162.3);

Tailwind

colors: {
  custom: {
    50: '#90e8be',
    500: '#51dda3',
    950: '#000000',
  },
}

SCSS

$custom: #51dda3;
$custom-light: #90e8be;
$custom-dark: #000000;

JSON

{
  "hex": "#51dda3",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 163
  },
  "hsl": {
    "h": 155.143,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.80685,
    "c": 0.14727,
    "h": 162.3
  },
  "luminance": 0.56107
}

Semantic roles & 50–950 ramp

primary

#51DDA3

secondary

#9B3861

accent

#3E85EA

background

#FCFEFD

surface

#F5FDF8

border

#CFD5D1

text

#0E1612

muted

#7F8482

Preview Lab

Preview with #51DDA3

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

Preview Lab → · Contrast checker → · Palette generator →