#313B04#313B04

#313B04 is a dark, moderate yellow-green. Relative luminance 0.038; OKLCH L 33.2% C 0.075 H 120.0°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#313B04
RGB	rgb(49, 59, 4)
HSL	hsl(71, 87%, 12%)
HSV	hsv(71, 93%, 23%)
CMYK	cmyk(16.9%, 0%, 93.2%, 76.9%)
CIE-LAB	lab(22.96, -12.56, 29.64)
CIE-LCH	lch(22.96, 32.19, 112.97°)
OKLab	oklab(33.16% -0.0377 0.0651)
OKLCH	oklch(33.16% 0.075 120)
XYZ	xyz(2.8526, 3.7897, 0.6960)
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

#313B04 #0E043B

analogous

#3B2A04 #313B04 #163B04

triadic

#313B04 #04313B #3B0431

tetradic

#313B04 #043B2A #0E043B #3B0416

square

#313B04 #043B2A #0E043B #3B0416

split-complementary

#313B04 #04163B #2A043B

monochromatic

#181D02 #181D02 #313B04 #617408 #90AE0C

Accessibility & contrast

On white

11.95

#313B04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#313B04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313B04

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313B04	#FFFFFF	#000000	##FFFFFF
##313B04	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3700

Deuteranopia (green-blind)

#3E3709

Tritanopia (blue-blind)

#353731

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #313b04;
/* rgb */ color: rgb(49, 59, 4);
/* oklch */ color: oklch(33.2% 0.075 120.0);

Tailwind

colors: {
  custom: {
    50: '#6b704a',
    500: '#313b04',
    950: '#000000',
  },
}

SCSS

$custom: #313b04;
$custom-light: #6b704a;
$custom-dark: #000000;

JSON

{
  "hex": "#313b04",
  "rgb": {
    "r": 49,
    "g": 59,
    "b": 4
  },
  "hsl": {
    "h": 70.909,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.33162,
    "c": 0.07521,
    "h": 120
  },
  "luminance": 0.0379
}

Semantic roles & 50–950 ramp

primary

#313B04

secondary

#2F1E7D

accent

#2AFD51

background

#F6F6F4

surface

#EBECE7

border

#C6C7C3

text

#070701

muted

#7A7A77

Preview Lab

Preview with #313B04

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

Preview Lab → · Contrast checker → · Palette generator →