#405F1B#405F1B

#405F1B is a dark, moderate yellow-green. Relative luminance 0.094; OKLCH L 44.6% C 0.102 H 130.7°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#405F1B
RGB	rgb(64, 95, 27)
HSL	hsl(87, 56%, 24%)
HSV	hsv(87, 72%, 37%)
CMYK	cmyk(32.6%, 0%, 71.6%, 62.7%)
CIE-LAB	lab(36.66, -23.50, 33.91)
CIE-LCH	lch(36.66, 41.26, 124.73°)
OKLab	oklab(44.6% -0.0664 0.0772)
OKLCH	oklch(44.6% 0.102 130.7)
XYZ	xyz(6.4043, 9.3533, 2.5046)
Luminance	0.0935 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405F1B #3A1B5F

analogous

#5F5C1B #405F1B #1E5F1B

triadic

#405F1B #1B405F #5F1B40

tetradic

#405F1B #1B5F5C #3A1B5F #5F1B1E

square

#405F1B #1B5F5C #3A1B5F #5F1B1E

split-complementary

#405F1B #1B1E5F #5C1B5F

monochromatic

#101807 #202F0D #405F1B #608F29 #80BE36

Accessibility & contrast

On white

7.32

#405F1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#405F1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #405F1B

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405F1B	#FFFFFF	#000000	##FFFFFF
##405F1B	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635812

Deuteranopia (green-blind)

#5F5521

Tritanopia (blue-blind)

#415B51

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #405f1b;
/* rgb */ color: rgb(64, 95, 27);
/* oklch */ color: oklch(44.6% 0.102 130.7);

Tailwind

colors: {
  custom: {
    50: '#788c5b',
    500: '#405f1b',
    950: '#000000',
  },
}

SCSS

$custom: #405f1b;
$custom-light: #788c5b;
$custom-dark: #000000;

JSON

{
  "hex": "#405f1b",
  "rgb": {
    "r": 64,
    "g": 95,
    "b": 27
  },
  "hsl": {
    "h": 87.353,
    "s": 55.738,
    "l": 23.922
  },
  "oklch": {
    "l": 0.44596,
    "c": 0.10183,
    "h": 130.7
  },
  "luminance": 0.09354
}

Semantic roles & 50–950 ramp

primary

#405F1B

secondary

#674195

accent

#49DF8D

background

#F7F8F5

surface

#EDF0E9

border

#C8CBC5

text

#090C04

muted

#7B7D79

Preview Lab

Preview with #405F1B

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

Preview Lab → · Contrast checker → · Palette generator →