#304B10#304B10

#304B10 is a dark, moderate yellow-green. Relative luminance 0.057; OKLCH L 37.8% C 0.090 H 131.1°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#304B10
RGB	rgb(48, 75, 16)
HSL	hsl(87, 65%, 18%)
HSV	hsv(87, 79%, 29%)
CMYK	cmyk(36%, 0%, 78.7%, 70.6%)
CIE-LAB	lab(28.64, -21.00, 30.24)
CIE-LCH	lch(28.64, 36.82, 124.79°)
OKLab	oklab(37.77% -0.0594 0.0681)
OKLCH	oklch(37.77% 0.09 131.1)
XYZ	xyz(3.8285, 5.6978, 1.3882)
Luminance	0.0570 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forest Green (survey)

#06470C

ΔE00 6.34

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304B10 #2B104B

analogous

#4B4810 #304B10 #124B10

triadic

#304B10 #10304B #4B1030

tetradic

#304B10 #104B48 #2B104B #4B1012

square

#304B10 #104B48 #2B104B #4B1012

split-complementary

#304B10 #10124B #48104B

monochromatic

#101905 #101905 #304B10 #507D1B #71B026

Accessibility & contrast

On white

9.81

#304B10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#304B10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304B10

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304B10	#FFFFFF	#000000	##FFFFFF
##304B10	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)

#4F4506

Deuteranopia (green-blind)

#4B4315

Tritanopia (blue-blind)

#31483F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #304b10;
/* rgb */ color: rgb(48, 75, 16);
/* oklch */ color: oklch(37.8% 0.090 131.1);

Tailwind

colors: {
  custom: {
    50: '#6b7d52',
    500: '#304b10',
    950: '#000000',
  },
}

SCSS

$custom: #304b10;
$custom-light: #6b7d52;
$custom-dark: #000000;

JSON

{
  "hex": "#304b10",
  "rgb": {
    "r": 48,
    "g": 75,
    "b": 16
  },
  "hsl": {
    "h": 87.458,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.37771,
    "c": 0.09036,
    "h": 131.1
  },
  "luminance": 0.05698
}

Semantic roles & 50–950 ramp

primary

#304B10

secondary

#583285

accent

#40E88D

background

#F6F7F4

surface

#EBEEE7

border

#C6C9C3

text

#070902

muted

#7A7B78

Preview Lab

Preview with #304B10

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

Preview Lab → · Contrast checker → · Palette generator →