#313B05#313B05

#313B05 is a dark, moderate yellow-green. Relative luminance 0.038; OKLCH L 33.2% C 0.074 H 120.1°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#313B05
RGB	rgb(49, 59, 5)
HSL	hsl(71, 84%, 13%)
HSV	hsv(71, 92%, 23%)
CMYK	cmyk(16.9%, 0%, 91.5%, 76.9%)
CIE-LAB	lab(22.97, -12.50, 29.24)
CIE-LCH	lch(22.97, 31.80, 113.15°)
OKLab	oklab(33.17% -0.0373 0.0644)
OKLCH	oklch(33.17% 0.074 120.1)
XYZ	xyz(2.8580, 3.7919, 0.7249)
Luminance	0.0379 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313B05 #0F053B

analogous

#3B2A05 #313B05 #163B05

triadic

#313B05 #05313B #3B0531

tetradic

#313B05 #053B2A #0F053B #3B0516

square

#313B05 #053B2A #0F053B #3B0516

split-complementary

#313B05 #05163B #2A053B

monochromatic

#171C02 #171C02 #313B05 #60730A #8FAC0F

Accessibility & contrast

On white

11.94

#313B05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#313B05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313B05

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313B05	#FFFFFF	#000000	##FFFFFF
##313B05	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3700

Deuteranopia (green-blind)

#3E370A

Tritanopia (blue-blind)

#343731

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #313b05;
/* rgb */ color: rgb(49, 59, 5);
/* oklch */ color: oklch(33.2% 0.074 120.1);

Tailwind

colors: {
  custom: {
    50: '#6b704a',
    500: '#313b05',
    950: '#000000',
  },
}

SCSS

$custom: #313b05;
$custom-light: #6b704a;
$custom-dark: #000000;

JSON

{
  "hex": "#313b05",
  "rgb": {
    "r": 49,
    "g": 59,
    "b": 5
  },
  "hsl": {
    "h": 71.111,
    "s": 84.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.3317,
    "c": 0.07441,
    "h": 120.1
  },
  "luminance": 0.03792
}

Semantic roles & 50–950 ramp

primary

#313B05

secondary

#31207C

accent

#2DFB53

background

#F6F6F4

surface

#EBECE7

border

#C6C7C3

text

#070701

muted

#7A7A77

Preview Lab

Preview with #313B05

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

Preview Lab → · Contrast checker → · Palette generator →