#3D901B#3D901B

#3D901B is a mid, vivid green. Relative luminance 0.210; OKLCH L 57.9% C 0.168 H 138.7°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#3D901B
RGB	rgb(61, 144, 27)
HSL	hsl(103, 68%, 34%)
HSV	hsv(103, 81%, 56%)
CMYK	cmyk(57.6%, 0%, 81.3%, 43.5%)
CIE-LAB	lab(52.97, -45.78, 49.99)
CIE-LCH	lch(52.97, 67.78, 132.48°)
OKLab	oklab(57.94% -0.1264 0.1109)
OKLCH	oklch(57.94% 0.168 138.7)
XYZ	xyz(12.0951, 21.0167, 4.4560)
Luminance	0.2102 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D901B #6E1B90

analogous

#77901B #3D901B #1B9033

triadic

#3D901B #1B3D90 #901B3D

tetradic

#3D901B #1B7790 #6E1B90 #90331B

square

#3D901B #1B7790 #6E1B90 #90331B

split-complementary

#3D901B #331B90 #901B77

monochromatic

#112908 #275C11 #3D901B #53C425 #74DD49

Accessibility & contrast

On white

4.04

#3D901B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#3D901B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D901B

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D901B	#FFFFFF	#000000	##000000
##3D901B	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958300

Deuteranopia (green-blind)

#8A7C29

Tritanopia (blue-blind)

#358B7B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3d901b;
/* rgb */ color: rgb(61, 144, 27);
/* oklch */ color: oklch(57.9% 0.168 138.7);

Tailwind

colors: {
  custom: {
    50: '#7cb162',
    500: '#3d901b',
    950: '#000000',
  },
}

SCSS

$custom: #3d901b;
$custom-light: #7cb162;
$custom-dark: #000000;

JSON

{
  "hex": "#3d901b",
  "rgb": {
    "r": 61,
    "g": 144,
    "b": 27
  },
  "hsl": {
    "h": 102.564,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.57943,
    "c": 0.16815,
    "h": 138.7
  },
  "luminance": 0.21018
}

Semantic roles & 50–950 ramp

primary

#3D901B

secondary

#9C48BF

accent

#3DEBB8

background

#F8FBF6

surface

#EFF6EB

border

#CAD0C6

text

#0B1106

muted

#7C807A

Preview Lab

Preview with #3D901B

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

Preview Lab → · Contrast checker → · Palette generator →