#51973B#51973B

#51973B is a mid, vivid green. Relative luminance 0.242; OKLCH L 61.0% C 0.145 H 138.9°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#51973B
RGB	rgb(81, 151, 59)
HSL	hsl(106, 44%, 41%)
HSV	hsv(106, 61%, 59%)
CMYK	cmyk(46.4%, 0%, 60.9%, 40.8%)
CIE-LAB	lab(56.28, -39.89, 40.85)
CIE-LCH	lch(56.28, 57.09, 134.32°)
OKLab	oklab(60.97% -0.1096 0.0957)
OKLCH	oklch(60.97% 0.145 138.9)
XYZ	xyz(15.2488, 24.1973, 8.0039)
Luminance	0.2420 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51973B #813B97

analogous

#7F973B #51973B #3B9753

triadic

#51973B #3B5197 #973B51

tetradic

#51973B #3B7F97 #813B97 #97533B

square

#51973B #3B7F97 #813B97 #97533B

split-complementary

#51973B #533B97 #973B7F

monochromatic

#223F19 #396B2A #51973B #6CBC53 #92CD7F

Accessibility & contrast

On white

3.60

#51973B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#51973B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51973B

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51973B	#FFFFFF	#000000	##000000
##51973B	1.00	3.60	5.84	5.84
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8B31

Deuteranopia (green-blind)

#928542

Tritanopia (blue-blind)

#4C9283

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #51973b;
/* rgb */ color: rgb(81, 151, 59);
/* oklch */ color: oklch(61.0% 0.145 138.9);

Tailwind

colors: {
  custom: {
    50: '#87b674',
    500: '#51973b',
    950: '#000000',
  },
}

SCSS

$custom: #51973b;
$custom-light: #87b674;
$custom-dark: #000000;

JSON

{
  "hex": "#51973b",
  "rgb": {
    "r": 81,
    "g": 151,
    "b": 59
  },
  "hsl": {
    "h": 105.652,
    "s": 43.81,
    "l": 41.176
  },
  "oklch": {
    "l": 0.60969,
    "c": 0.14548,
    "h": 138.9
  },
  "luminance": 0.24198
}

Semantic roles & 50–950 ramp

primary

#51973B

secondary

#A877B7

accent

#54D4B5

background

#F8FBF7

surface

#F0F6ED

border

#CBD0C8

text

#0C1108

muted

#7D807B

Preview Lab

Preview with #51973B

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

Preview Lab → · Contrast checker → · Palette generator →