#51CD5F#51CD5F

#51CD5F is a light, vivid green. Relative luminance 0.462; OKLCH L 75.4% C 0.187 H 145.4°. Best body text is #000000 at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#51CD5F
RGB	rgb(81, 205, 95)
HSL	hsl(127, 55%, 56%)
HSV	hsv(127, 60%, 80%)
CMYK	cmyk(60.5%, 0%, 53.7%, 19.6%)
CIE-LAB	lab(73.70, -56.78, 44.26)
CIE-LCH	lch(73.70, 71.99, 142.06°)
OKLab	oklab(75.42% -0.1537 0.106)
OKLCH	oklch(75.42% 0.187 145.4)
XYZ	xyz(27.2885, 46.2356, 18.3105)
Luminance	0.4624 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CD5F #CD51BF

analogous

#81CD51 #51CD5F #51CD9D

triadic

#51CD5F #5F51CD #CD5F51

tetradic

#51CD5F #5181CD #CD51BF #CD9D51

square

#51CD5F #5181CD #CD51BF #CD9D51

split-complementary

#51CD5F #9D51CD #CD5181

monochromatic

#257F2F #32AF40 #51CD5F #81DB8B #B0E8B6

Accessibility & contrast

On white

2.05

#51CD5F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.25

#51CD5F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CD5F

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CD5F	#FFFFFF	#000000	##000000
##51CD5F	1.00	2.05	10.25	10.25
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.25	21.00	1.00	1.00
##000000	10.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BC55

Deuteranopia (green-blind)

#C0B167

Tritanopia (blue-blind)

#35C8B4

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51cd5f;
/* rgb */ color: rgb(81, 205, 95);
/* oklch */ color: oklch(75.4% 0.187 145.4);

Tailwind

colors: {
  custom: {
    50: '#8edd8f',
    500: '#51cd5f',
    950: '#000000',
  },
}

SCSS

$custom: #51cd5f;
$custom-light: #8edd8f;
$custom-dark: #000000;

JSON

{
  "hex": "#51cd5f",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 95
  },
  "hsl": {
    "h": 126.774,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.75417,
    "c": 0.18668,
    "h": 145.4
  },
  "luminance": 0.46238
}

Semantic roles & 50–950 ramp

primary

#51CD5F

secondary

#D7A3D1

accent

#49CEDF

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #51CD5F

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

Preview Lab → · Contrast checker → · Palette generator →