#51DA7C#51DA7C

#51DA7C is a light, vivid green. Relative luminance 0.533; OKLCH L 79.1% C 0.178 H 150.5°. Best body text is #000000 at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#51DA7C
RGB	rgb(81, 218, 124)
HSL	hsl(139, 65%, 59%)
HSV	hsv(139, 63%, 85%)
CMYK	cmyk(62.8%, 0%, 43.1%, 14.5%)
CIE-LAB	lab(78.08, -57.31, 35.52)
CIE-LCH	lch(78.08, 67.42, 148.21°)
OKLab	oklab(79.15% -0.1547 0.0876)
OKLCH	oklch(79.15% 0.178 150.5)
XYZ	xyz(32.1004, 53.3441, 27.6696)
Luminance	0.5335 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DA7C #DA51AF

analogous

#6ADA51 #51DA7C #51DAC0

triadic

#51DA7C #7C51DA #DA7C51

tetradic

#51DA7C #516ADA #DA51AF #DAC051

square

#51DA7C #516ADA #DA51AF #DAC051

split-complementary

#51DA7C #C051DA #DA516A

monochromatic

#1F9243 #2AC45A #51DA7C #83E5A2 #B6EFC8

Accessibility & contrast

On white

1.80

#51DA7C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.67

#51DA7C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA7C

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DA7C	#FFFFFF	#000000	##000000
##51DA7C	1.00	1.80	11.67	11.67
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.67	21.00	1.00	1.00
##000000	11.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC875

Deuteranopia (green-blind)

#CABC82

Tritanopia (blue-blind)

#1FD6C3

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51da7c;
/* rgb */ color: rgb(81, 218, 124);
/* oklch */ color: oklch(79.1% 0.178 150.5);

Tailwind

colors: {
  custom: {
    50: '#90e6a3',
    500: '#51da7c',
    950: '#000000',
  },
}

SCSS

$custom: #51da7c;
$custom-light: #90e6a3;
$custom-dark: #000000;

JSON

{
  "hex": "#51da7c",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 124
  },
  "hsl": {
    "h": 138.832,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.7915,
    "c": 0.17779,
    "h": 150.5
  },
  "luminance": 0.53347
}

Semantic roles & 50–950 ramp

primary

#51DA7C

secondary

#973979

accent

#40B3E8

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0E160F

muted

#7F8480

Preview Lab

Preview with #51DA7C

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

Preview Lab → · Contrast checker → · Palette generator →