#39721B#39721B

#39721B is a mid, vivid yellow-green. Relative luminance 0.130; OKLCH L 49.5% C 0.132 H 137.1°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#39721B
RGB	rgb(57, 114, 27)
HSL	hsl(99, 62%, 28%)
HSV	hsv(99, 76%, 45%)
CMYK	cmyk(50%, 0%, 76.3%, 55.3%)
CIE-LAB	lab(42.74, -34.95, 40.03)
CIE-LCH	lch(42.74, 53.14, 131.13°)
OKLab	oklab(49.47% -0.0969 0.0902)
OKLCH	oklch(49.47% 0.132 137.1)
XYZ	xyz(7.9022, 12.9831, 3.1263)
Luminance	0.1298 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39721B #541B72

analogous

#65721B #39721B #1B7228

triadic

#39721B #1B3972 #721B39

tetradic

#39721B #1B6572 #541B72 #72281B

square

#39721B #1B6572 #541B72 #72281B

split-complementary

#39721B #281B72 #721B65

monochromatic

#0C1906 #20410F #39721B #52A327 #6CD038

Accessibility & contrast

On white

5.84

#39721B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#39721B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #39721B

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39721B	#FFFFFF	#000000	##FFFFFF
##39721B	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#76680B

Deuteranopia (green-blind)

#6E6324

Tritanopia (blue-blind)

#366E61

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #39721b;
/* rgb */ color: rgb(57, 114, 27);
/* oklch */ color: oklch(49.5% 0.132 137.1);

Tailwind

colors: {
  custom: {
    50: '#759b5e',
    500: '#39721b',
    950: '#000000',
  },
}

SCSS

$custom: #39721b;
$custom-light: #759b5e;
$custom-dark: #000000;

JSON

{
  "hex": "#39721b",
  "rgb": {
    "r": 57,
    "g": 114,
    "b": 27
  },
  "hsl": {
    "h": 99.31,
    "s": 61.702,
    "l": 27.647
  },
  "oklch": {
    "l": 0.49471,
    "c": 0.1324,
    "h": 137.1
  },
  "luminance": 0.12984
}

Semantic roles & 50–950 ramp

primary

#39721B

secondary

#8442A7

accent

#43E5AD

background

#F7F9F5

surface

#EDF2E9

border

#C8CCC5

text

#090E05

muted

#7B7E79

Preview Lab

Preview with #39721B

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

Preview Lab → · Contrast checker → · Palette generator →