#313F09#313F09

#313F09 is a dark, moderate yellow-green. Relative luminance 0.042; OKLCH L 34.3% C 0.077 H 123.5°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#313F09
RGB	rgb(49, 63, 9)
HSL	hsl(76, 75%, 14%)
HSV	hsv(76, 86%, 25%)
CMYK	cmyk(22.2%, 0%, 85.7%, 75.3%)
CIE-LAB	lab(24.41, -14.54, 29.05)
CIE-LCH	lch(24.41, 32.49, 116.59°)
OKLab	oklab(34.34% -0.0425 0.0643)
OKLCH	oklch(34.34% 0.077 123.5)
XYZ	xyz(3.0935, 4.2277, 0.9114)
Luminance	0.0423 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313F09 #17093F

analogous

#3F3209 #313F09 #163F09

triadic

#313F09 #09313F #3F0931

tetradic

#313F09 #093F32 #17093F #3F0916

square

#313F09 #093F32 #17093F #3F0916

split-complementary

#313F09 #09163F #32093F

monochromatic

#151B04 #151B04 #313F09 #5B7511 #84AA18

Accessibility & contrast

On white

11.38

#313F09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#313F09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313F09

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313F09	#FFFFFF	#000000	##FFFFFF
##313F09	1.00	11.38	1.85	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433A01

Deuteranopia (green-blind)

#413A0E

Tritanopia (blue-blind)

#343B35

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #313f09;
/* rgb */ color: rgb(49, 63, 9);
/* oklch */ color: oklch(34.3% 0.077 123.5);

Tailwind

colors: {
  custom: {
    50: '#6b744d',
    500: '#313f09',
    950: '#000000',
  },
}

SCSS

$custom: #313f09;
$custom-light: #6b744d;
$custom-dark: #000000;

JSON

{
  "hex": "#313f09",
  "rgb": {
    "r": 49,
    "g": 63,
    "b": 9
  },
  "hsl": {
    "h": 75.556,
    "s": 75,
    "l": 14.118
  },
  "oklch": {
    "l": 0.34342,
    "c": 0.07708,
    "h": 123.5
  },
  "luminance": 0.04228
}

Semantic roles & 50–950 ramp

primary

#313F09

secondary

#3D277D

accent

#36F267

background

#F6F7F4

surface

#EBEDE7

border

#C6C8C3

text

#070801

muted

#7A7B77

Preview Lab

Preview with #313F09

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

Preview Lab → · Contrast checker → · Palette generator →