#305B11#305B11

#305B11 is a dark, moderate yellow-green. Relative luminance 0.082; OKLCH L 42.4% C 0.113 H 135.4°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#305B11
RGB	rgb(48, 91, 17)
HSL	hsl(95, 69%, 21%)
HSV	hsv(95, 81%, 36%)
CMYK	cmyk(47.3%, 0%, 81.3%, 64.3%)
CIE-LAB	lab(34.29, -28.68, 35.42)
CIE-LCH	lch(34.29, 45.58, 129.00°)
OKLab	oklab(42.4% -0.0801 0.0791)
OKLCH	oklch(42.4% 0.113 135.4)
XYZ	xyz(5.0611, 8.1507, 1.8368)
Luminance	0.0815 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305B11 #3C115B

analogous

#555B11 #305B11 #115B17

triadic

#305B11 #11305B #5B1130

tetradic

#305B11 #11555B #3C115B #5B1711

square

#305B11 #11555B #3C115B #5B1711

split-complementary

#305B11 #17115B #5B1155

monochromatic

#0E1A05 #152707 #305B11 #4B8F1B #66C224

Accessibility & contrast

On white

7.98

#305B11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#305B11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305B11

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305B11	#FFFFFF	#000000	##FFFFFF
##305B11	1.00	7.98	2.63	7.98
#FFFFFF	7.98	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5302

Deuteranopia (green-blind)

#594F19

Tritanopia (blue-blind)

#2F574D

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #305b11;
/* rgb */ color: rgb(48, 91, 17);
/* oklch */ color: oklch(42.4% 0.113 135.4);

Tailwind

colors: {
  custom: {
    50: '#6d8a55',
    500: '#305b11',
    950: '#000000',
  },
}

SCSS

$custom: #305b11;
$custom-light: #6d8a55;
$custom-dark: #000000;

JSON

{
  "hex": "#305b11",
  "rgb": {
    "r": 48,
    "g": 91,
    "b": 17
  },
  "hsl": {
    "h": 94.865,
    "s": 68.519,
    "l": 21.176
  },
  "oklch": {
    "l": 0.424,
    "c": 0.11258,
    "h": 135.4
  },
  "luminance": 0.08151
}

Semantic roles & 50–950 ramp

primary

#305B11

secondary

#6C3494

accent

#3CEBA2

background

#F6F8F5

surface

#ECF0E9

border

#C7CBC5

text

#070B03

muted

#7A7C78

Preview Lab

Preview with #305B11

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

Preview Lab → · Contrast checker → · Palette generator →