#303F0B#303F0B

#303F0B is a dark, moderate yellow-green. Relative luminance 0.042; OKLCH L 34.3% C 0.076 H 124.5°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#303F0B
RGB	rgb(48, 63, 11)
HSL	hsl(77, 70%, 15%)
HSV	hsv(77, 83%, 25%)
CMYK	cmyk(23.8%, 0%, 82.5%, 75.3%)
CIE-LAB	lab(24.35, -14.90, 28.14)
CIE-LCH	lch(24.35, 31.84, 117.90°)
OKLab	oklab(34.27% -0.0432 0.0628)
OKLCH	oklch(34.27% 0.076 124.5)
XYZ	xyz(3.0569, 4.2075, 0.9676)
Luminance	0.0421 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303F0B #1A0B3F

analogous

#3F340B #303F0B #163F0B

triadic

#303F0B #0B303F #3F0B30

tetradic

#303F0B #0B3F34 #1A0B3F #3F0B16

square

#303F0B #0B3F34 #1A0B3F #3F0B16

split-complementary

#303F0B #0B163F #340B3F

monochromatic

#141A05 #141A05 #303F0B #587314 #7FA71D

Accessibility & contrast

On white

11.40

#303F0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#303F0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303F0B

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303F0B	#FFFFFF	#000000	##FFFFFF
##303F0B	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433A03

Deuteranopia (green-blind)

#413A10

Tritanopia (blue-blind)

#333B35

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #303f0b;
/* rgb */ color: rgb(48, 63, 11);
/* oklch */ color: oklch(34.3% 0.076 124.5);

Tailwind

colors: {
  custom: {
    50: '#6a744e',
    500: '#303f0b',
    950: '#000000',
  },
}

SCSS

$custom: #303f0b;
$custom-light: #6a744e;
$custom-dark: #000000;

JSON

{
  "hex": "#303f0b",
  "rgb": {
    "r": 48,
    "g": 63,
    "b": 11
  },
  "hsl": {
    "h": 77.308,
    "s": 70.27,
    "l": 14.51
  },
  "oklch": {
    "l": 0.34274,
    "c": 0.07621,
    "h": 124.5
  },
  "luminance": 0.04208
}

Semantic roles & 50–950 ramp

primary

#303F0B

secondary

#422A7C

accent

#3BED6E

background

#F6F7F4

surface

#EBEDE7

border

#C6C8C3

text

#070802

muted

#7A7B78

Preview Lab

Preview with #303F0B

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

Preview Lab → · Contrast checker → · Palette generator →