#51DF7E#51DF7E

#51DF7E is a light, vivid green. Relative luminance 0.560; OKLCH L 80.4% C 0.183 H 150.5°. Best body text is #000000 at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#51DF7E
RGB	rgb(81, 223, 126)
HSL	hsl(139, 69%, 60%)
HSV	hsv(139, 64%, 87%)
CMYK	cmyk(63.7%, 0%, 43.5%, 12.5%)
CIE-LAB	lab(79.63, -58.85, 36.52)
CIE-LCH	lch(79.63, 69.27, 148.18°)
OKLab	oklab(80.44% -0.1588 0.0899)
OKLCH	oklch(80.44% 0.183 150.5)
XYZ	xyz(33.5443, 56.0276, 28.7812)
Luminance	0.5603 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DF7E #DF51B2

analogous

#6BDF51 #51DF7E #51DFC5

triadic

#51DF7E #7E51DF #DF7E51

tetradic

#51DF7E #516BDF #DF51B2 #DFC551

square

#51DF7E #516BDF #DF51B2 #DFC551

split-complementary

#51DF7E #C551DF #DF516B

monochromatic

#1C9944 #26CD5B #51DF7E #85E9A4 #B8F2CB

Accessibility & contrast

On white

1.72

#51DF7E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.21

#51DF7E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DF7E

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DF7E	#FFFFFF	#000000	##000000
##51DF7E	1.00	1.72	12.21	12.21
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.21	21.00	1.00	1.00
##000000	12.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0CD77

Deuteranopia (green-blind)

#CEC085

Tritanopia (blue-blind)

#18DBC7

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51df7e;
/* rgb */ color: rgb(81, 223, 126);
/* oklch */ color: oklch(80.4% 0.183 150.5);

Tailwind

colors: {
  custom: {
    50: '#90eaa4',
    500: '#51df7e',
    950: '#000000',
  },
}

SCSS

$custom: #51df7e;
$custom-light: #90eaa4;
$custom-dark: #000000;

JSON

{
  "hex": "#51df7e",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 126
  },
  "hsl": {
    "h": 139.014,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.80437,
    "c": 0.18254,
    "h": 150.5
  },
  "luminance": 0.56031
}

Semantic roles & 50–950 ramp

primary

#51DF7E

secondary

#9D377D

accent

#3CB4EC

background

#FCFEFC

surface

#F5FDF6

border

#CFD5D0

text

#0E160F

muted

#7F8480

Preview Lab

Preview with #51DF7E

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

Preview Lab → · Contrast checker → · Palette generator →