#51C080#51C080

#51C080 is a light, vivid green. Relative luminance 0.410; OKLCH L 72.7% C 0.139 H 155.3°. Best body text is #000000 at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#51C080
RGB	rgb(81, 192, 128)
HSL	hsl(145, 47%, 54%)
HSV	hsv(145, 58%, 75%)
CMYK	cmyk(57.8%, 0%, 33.3%, 24.7%)
CIE-LAB	lab(70.18, -46.32, 23.00)
CIE-LCH	lch(70.18, 51.72, 153.59°)
OKLab	oklab(72.69% -0.1259 0.058)
OKLCH	oklch(72.69% 0.139 155.3)
XYZ	xyz(26.1371, 41.0047, 26.9552)
Luminance	0.4101 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C080 #C05191

analogous

#59C051 #51C080 #51C0B7

triadic

#51C080 #8051C0 #C08051

tetradic

#51C080 #5159C0 #C05191 #C0B751

square

#51C080 #5159C0 #C05191 #C0B751

split-complementary

#51C080 #B751C0 #C05159

monochromatic

#286F46 #389B62 #51C080 #7ED0A1 #ABE1C2

Accessibility & contrast

On white

2.28

#51C080 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.20

#51C080 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C080

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C080	#FFFFFF	#000000	##000000
##51C080	1.00	2.28	9.20	9.20
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.20	21.00	1.00	1.00
##000000	9.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFB27C

Deuteranopia (green-blind)

#B0A784

Tritanopia (blue-blind)

#2BBEAF

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #51c080;
/* rgb */ color: rgb(81, 192, 128);
/* oklch */ color: oklch(72.7% 0.139 155.3);

Tailwind

colors: {
  custom: {
    50: '#8bd4a5',
    500: '#51c080',
    950: '#000000',
  },
}

SCSS

$custom: #51c080;
$custom-light: #8bd4a5;
$custom-dark: #000000;

JSON

{
  "hex": "#51c080",
  "rgb": {
    "r": 81,
    "g": 192,
    "b": 128
  },
  "hsl": {
    "h": 145.405,
    "s": 46.835,
    "l": 53.529
  },
  "oklch": {
    "l": 0.72686,
    "c": 0.13866,
    "h": 155.3
  },
  "luminance": 0.41007
}

Semantic roles & 50–950 ramp

primary

#51C080

secondary

#CE9FBA

accent

#519ED6

background

#F9FDFA

surface

#F1FAF4

border

#CBD3CE

text

#0D140F

muted

#7E837F

Preview Lab

Preview with #51C080

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

Preview Lab → · Contrast checker → · Palette generator →