#1B3201#1B3201

#1B3201 is a dark, moderate yellow-green. Relative luminance 0.025; OKLCH L 28.7% C 0.078 H 132.0°. Best body text is #FFFFFF at 13.97:1 contrast (WCAG AA passes).

Color values

HEX	#1B3201
RGB	rgb(27, 50, 1)
HSL	hsl(88, 96%, 10%)
HSV	hsv(88, 98%, 20%)
CMYK	cmyk(46%, 0%, 98%, 80.4%)
CIE-LAB	lab(17.99, -18.43, 24.87)
CIE-LCH	lch(17.99, 30.95, 126.54°)
OKLab	oklab(28.69% -0.0524 0.0582)
OKLCH	oklch(28.69% 0.078 132)
XYZ	xyz(1.5981, 2.5163, 0.4302)
Luminance	0.0252 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B3201 #180132

analogous

#323001 #1B3201 #033201

triadic

#1B3201 #011B32 #32011B

tetradic

#1B3201 #013230 #180132 #320103

square

#1B3201 #013230 #180132 #320103

split-complementary

#1B3201 #010332 #300132

monochromatic

#101E01 #101E01 #1B3201 #3B6E02 #5CAA03

Accessibility & contrast

On white

13.97

#1B3201 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#1B3201 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B3201

13.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B3201	#FFFFFF	#000000	##FFFFFF
##1B3201	1.00	13.97	1.50	13.97
#FFFFFF	13.97	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#352D00

Deuteranopia (green-blind)

#322B05

Tritanopia (blue-blind)

#1B2F29

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1b3201;
/* rgb */ color: rgb(27, 50, 1);
/* oklch */ color: oklch(28.7% 0.078 132.0);

Tailwind

colors: {
  custom: {
    50: '#5a6a47',
    500: '#1b3201',
    950: '#000000',
  },
}

SCSS

$custom: #1b3201;
$custom-light: #5a6a47;
$custom-dark: #000000;

JSON

{
  "hex": "#1b3201",
  "rgb": {
    "r": 27,
    "g": 50,
    "b": 1
  },
  "hsl": {
    "h": 88.163,
    "s": 96.078,
    "l": 10
  },
  "oklch": {
    "l": 0.2869,
    "c": 0.0783,
    "h": 132
  },
  "luminance": 0.02516
}

Semantic roles & 50–950 ramp

primary

#1B3201

secondary

#441777

accent

#29FF8D

background

#F5F6F4

surface

#E9EBE6

border

#C5C6C2

text

#040600

muted

#797A77

Preview Lab

Preview with #1B3201

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

Preview Lab → · Contrast checker → · Palette generator →