#1F3503#1F3503

#1F3503 is a dark, moderate yellow-green. Relative luminance 0.028; OKLCH L 29.9% C 0.078 H 131.1°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#1F3503
RGB	rgb(31, 53, 3)
HSL	hsl(86, 89%, 11%)
HSV	hsv(86, 94%, 21%)
CMYK	cmyk(41.5%, 0%, 94.3%, 79.2%)
CIE-LAB	lab(19.41, -18.01, 25.78)
CIE-LCH	lch(19.41, 31.45, 124.95°)
OKLab	oklab(29.92% -0.0513 0.0589)
OKLCH	oklch(29.92% 0.078 131.1)
XYZ	xyz(1.8546, 2.8440, 0.5374)
Luminance	0.0284 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F3503 #190335

analogous

#353203 #1F3503 #063503

triadic

#1F3503 #031F35 #35031F

tetradic

#1F3503 #033532 #190335 #350306

square

#1F3503 #033532 #190335 #350306

split-complementary

#1F3503 #030635 #320335

monochromatic

#111D02 #111D02 #1F3503 #416F06 #63A90A

Accessibility & contrast

On white

13.39

#1F3503 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#1F3503 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F3503

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F3503	#FFFFFF	#000000	##FFFFFF
##1F3503	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383000

Deuteranopia (green-blind)

#352E07

Tritanopia (blue-blind)

#20322C

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1f3503;
/* rgb */ color: rgb(31, 53, 3);
/* oklch */ color: oklch(29.9% 0.078 131.1);

Tailwind

colors: {
  custom: {
    50: '#5d6c49',
    500: '#1f3503',
    950: '#000000',
  },
}

SCSS

$custom: #1f3503;
$custom-light: #5d6c49;
$custom-dark: #000000;

JSON

{
  "hex": "#1f3503",
  "rgb": {
    "r": 31,
    "g": 53,
    "b": 3
  },
  "hsl": {
    "h": 86.4,
    "s": 89.286,
    "l": 10.98
  },
  "oklch": {
    "l": 0.29921,
    "c": 0.07811,
    "h": 131.1
  },
  "luminance": 0.02844
}

Semantic roles & 50–950 ramp

primary

#1F3503

secondary

#441C78

accent

#29FF87

background

#F5F6F4

surface

#E9EBE7

border

#C5C6C3

text

#040701

muted

#797A77

Preview Lab

Preview with #1F3503

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

Preview Lab → · Contrast checker → · Palette generator →