#304B11#304B11

#304B11 is a dark, moderate yellow-green. Relative luminance 0.057; OKLCH L 37.8% C 0.090 H 131.3°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#304B11
RGB	rgb(48, 75, 17)
HSL	hsl(88, 63%, 18%)
HSV	hsv(88, 77%, 29%)
CMYK	cmyk(36%, 0%, 77.3%, 70.6%)
CIE-LAB	lab(28.64, -20.93, 29.80)
CIE-LCH	lch(28.64, 36.42, 125.07°)
OKLab	oklab(37.78% -0.0591 0.0673)
OKLCH	oklch(37.78% 0.09 131.3)
XYZ	xyz(3.8361, 5.7009, 1.4285)
Luminance	0.0570 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forest Green (survey)

#06470C

ΔE00 6.28

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304B11 #2C114B

analogous

#4B4911 #304B11 #134B11

triadic

#304B11 #11304B #4B1130

tetradic

#304B11 #114B49 #2C114B #4B1113

square

#304B11 #114B49 #2C114B #4B1113

split-complementary

#304B11 #11134B #49114B

monochromatic

#101906 #101906 #304B11 #507D1C #70AF28

Accessibility & contrast

On white

9.81

#304B11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#304B11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304B11

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304B11	#FFFFFF	#000000	##FFFFFF
##304B11	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4508

Deuteranopia (green-blind)

#4B4316

Tritanopia (blue-blind)

#314840

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #304b11;
/* rgb */ color: rgb(48, 75, 17);
/* oklch */ color: oklch(37.8% 0.090 131.3);

Tailwind

colors: {
  custom: {
    50: '#6b7d53',
    500: '#304b11',
    950: '#000000',
  },
}

SCSS

$custom: #304b11;
$custom-light: #6b7d53;
$custom-dark: #000000;

JSON

{
  "hex": "#304b11",
  "rgb": {
    "r": 48,
    "g": 75,
    "b": 17
  },
  "hsl": {
    "h": 87.931,
    "s": 63.043,
    "l": 18.039
  },
  "oklch": {
    "l": 0.3778,
    "c": 0.0896,
    "h": 131.3
  },
  "luminance": 0.05701
}

Semantic roles & 50–950 ramp

primary

#304B11

secondary

#593384

accent

#42E68E

background

#F6F7F4

surface

#EBEEE7

border

#C6C9C3

text

#070902

muted

#7A7B78

Preview Lab

Preview with #304B11

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

Preview Lab → · Contrast checker → · Palette generator →