#303F09#303F09

#303F09 is a dark, moderate yellow-green. Relative luminance 0.042; OKLCH L 34.3% C 0.078 H 124.3°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#303F09
RGB	rgb(48, 63, 9)
HSL	hsl(77, 75%, 14%)
HSV	hsv(77, 86%, 25%)
CMYK	cmyk(23.8%, 0%, 85.7%, 75.3%)
CIE-LAB	lab(24.33, -15.03, 28.95)
CIE-LCH	lch(24.33, 32.62, 117.44°)
OKLab	oklab(34.26% -0.0438 0.0641)
OKLCH	oklch(34.26% 0.078 124.3)
XYZ	xyz(3.0458, 4.2031, 0.9092)
Luminance	0.0420 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303F09 #18093F

analogous

#3F3309 #303F09 #153F09

triadic

#303F09 #09303F #3F0930

tetradic

#303F09 #093F33 #18093F #3F0915

square

#303F09 #093F33 #18093F #3F0915

split-complementary

#303F09 #09153F #33093F

monochromatic

#141B04 #141B04 #303F09 #597511 #82AA18

Accessibility & contrast

On white

11.41

#303F09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#303F09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303F09

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303F09	#FFFFFF	#000000	##FFFFFF
##303F09	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433A01

Deuteranopia (green-blind)

#413A0E

Tritanopia (blue-blind)

#333B35

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #303f09;
/* rgb */ color: rgb(48, 63, 9);
/* oklch */ color: oklch(34.3% 0.078 124.3);

Tailwind

colors: {
  custom: {
    50: '#6a744d',
    500: '#303f09',
    950: '#000000',
  },
}

SCSS

$custom: #303f09;
$custom-light: #6a744d;
$custom-dark: #000000;

JSON

{
  "hex": "#303f09",
  "rgb": {
    "r": 48,
    "g": 63,
    "b": 9
  },
  "hsl": {
    "h": 76.667,
    "s": 75,
    "l": 14.118
  },
  "oklch": {
    "l": 0.34258,
    "c": 0.07763,
    "h": 124.3
  },
  "luminance": 0.04203
}

Semantic roles & 50–950 ramp

primary

#303F09

secondary

#3F277D

accent

#36F26A

background

#F6F7F4

surface

#EBEDE7

border

#C6C8C3

text

#070801

muted

#7A7B77

Preview Lab

Preview with #303F09

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

Preview Lab → · Contrast checker → · Palette generator →