#3B901B#3B901B

#3B901B is a mid, vivid green. Relative luminance 0.210; OKLCH L 57.9% C 0.169 H 139.1°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#3B901B
RGB	rgb(59, 144, 27)
HSL	hsl(104, 68%, 34%)
HSV	hsv(104, 81%, 56%)
CMYK	cmyk(59%, 0%, 81.3%, 43.5%)
CIE-LAB	lab(52.90, -46.33, 49.90)
CIE-LCH	lch(52.90, 68.09, 132.87°)
OKLab	oklab(57.87% -0.1277 0.1108)
OKLCH	oklch(57.87% 0.169 139.1)
XYZ	xyz(11.9742, 20.9544, 4.4503)
Luminance	0.2095 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B901B #701B90

analogous

#75901B #3B901B #1B9035

triadic

#3B901B #1B3B90 #901B3B

tetradic

#3B901B #1B7590 #701B90 #90351B

square

#3B901B #1B7590 #701B90 #90351B

split-complementary

#3B901B #351B90 #901B75

monochromatic

#112908 #265C11 #3B901B #50C425 #71DD49

Accessibility & contrast

On white

4.05

#3B901B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#3B901B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B901B

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B901B	#FFFFFF	#000000	##000000
##3B901B	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948300

Deuteranopia (green-blind)

#8A7C29

Tritanopia (blue-blind)

#328B7B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3b901b;
/* rgb */ color: rgb(59, 144, 27);
/* oklch */ color: oklch(57.9% 0.169 139.1);

Tailwind

colors: {
  custom: {
    50: '#7bb162',
    500: '#3b901b',
    950: '#000000',
  },
}

SCSS

$custom: #3b901b;
$custom-light: #7bb162;
$custom-dark: #000000;

JSON

{
  "hex": "#3b901b",
  "rgb": {
    "r": 59,
    "g": 144,
    "b": 27
  },
  "hsl": {
    "h": 103.59,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.57868,
    "c": 0.16905,
    "h": 139.1
  },
  "luminance": 0.20955
}

Semantic roles & 50–950 ramp

primary

#3B901B

secondary

#9E48BF

accent

#3DEBBB

background

#F8FBF6

surface

#EFF6EB

border

#CAD0C6

text

#0A1106

muted

#7C807A

Preview Lab

Preview with #3B901B

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

Preview Lab → · Contrast checker → · Palette generator →