#5F901B#5F901B

#5F901B is a mid, vivid yellow-green. Relative luminance 0.225; OKLCH L 59.6% C 0.151 H 130.6°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#5F901B
RGB	rgb(95, 144, 27)
HSL	hsl(85, 68%, 34%)
HSV	hsv(85, 81%, 56%)
CMYK	cmyk(34%, 0%, 81.3%, 43.5%)
CIE-LAB	lab(54.51, -34.38, 51.98)
CIE-LCH	lch(54.51, 62.32, 123.48°)
OKLab	oklab(59.63% -0.0979 0.1145)
OKLCH	oklch(59.63% 0.151 130.6)
XYZ	xyz(14.8903, 22.4580, 4.5870)
Luminance	0.2246 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F901B #4C1B90

analogous

#90861B #5F901B #24901B

triadic

#5F901B #1B5F90 #901B5F

tetradic

#5F901B #1B9086 #4C1B90 #901B24

square

#5F901B #1B9086 #4C1B90 #901B24

split-complementary

#5F901B #1B2490 #861B90

monochromatic

#1B2908 #3D5C11 #5F901B #81C425 #9FDD49

Accessibility & contrast

On white

3.82

#5F901B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#5F901B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F901B

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F901B	#FFFFFF	#000000	##000000
##5F901B	1.00	3.82	5.49	5.49
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#978500

Deuteranopia (green-blind)

#908128

Tritanopia (blue-blind)

#618A7B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #5f901b;
/* rgb */ color: rgb(95, 144, 27);
/* oklch */ color: oklch(59.6% 0.151 130.6);

Tailwind

colors: {
  custom: {
    50: '#91b162',
    500: '#5f901b',
    950: '#000000',
  },
}

SCSS

$custom: #5f901b;
$custom-light: #91b162;
$custom-dark: #000000;

JSON

{
  "hex": "#5f901b",
  "rgb": {
    "r": 95,
    "g": 144,
    "b": 27
  },
  "hsl": {
    "h": 85.128,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.59629,
    "c": 0.15066,
    "h": 130.6
  },
  "luminance": 0.22459
}

Semantic roles & 50–950 ramp

primary

#5F901B

secondary

#7A48BF

accent

#3DEB86

background

#F9FAF6

surface

#F2F5EB

border

#CCCFC6

text

#0D1006

muted

#7E7F7A

Preview Lab

Preview with #5F901B

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

Preview Lab → · Contrast checker → · Palette generator →