#405A10#405A10

#405A10 is a dark, moderate yellow-green. Relative luminance 0.084; OKLCH L 43.1% C 0.103 H 127.6°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#405A10
RGB	rgb(64, 90, 16)
HSL	hsl(81, 70%, 21%)
HSV	hsv(81, 82%, 35%)
CMYK	cmyk(28.9%, 0%, 82.2%, 64.7%)
CIE-LAB	lab(34.88, -21.75, 36.68)
CIE-LCH	lch(34.88, 42.65, 120.66°)
OKLab	oklab(43.13% -0.0625 0.0812)
OKLCH	oklch(43.13% 0.103 127.6)
XYZ	xyz(5.8641, 8.4396, 1.8102)
Luminance	0.0844 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405A10 #2A105A

analogous

#5A4F10 #405A10 #1B5A10

triadic

#405A10 #10405A #5A1040

tetradic

#405A10 #105A4F #2A105A #5A101B

square

#405A10 #105A4F #2A105A #5A101B

split-complementary

#405A10 #101B5A #4F105A

monochromatic

#121A05 #1B2607 #405A10 #658E19 #8AC222

Accessibility & contrast

On white

7.81

#405A10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#405A10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #405A10

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405A10	#FFFFFF	#000000	##FFFFFF
##405A10	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5301

Deuteranopia (green-blind)

#5B5217

Tritanopia (blue-blind)

#43554C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #405a10;
/* rgb */ color: rgb(64, 90, 16);
/* oklch */ color: oklch(43.1% 0.103 127.6);

Tailwind

colors: {
  custom: {
    50: '#788855',
    500: '#405a10',
    950: '#000000',
  },
}

SCSS

$custom: #405a10;
$custom-light: #788855;
$custom-dark: #000000;

JSON

{
  "hex": "#405a10",
  "rgb": {
    "r": 64,
    "g": 90,
    "b": 16
  },
  "hsl": {
    "h": 81.081,
    "s": 69.811,
    "l": 20.784
  },
  "oklch": {
    "l": 0.43129,
    "c": 0.10251,
    "h": 127.6
  },
  "luminance": 0.0844
}

Semantic roles & 50–950 ramp

primary

#405A10

secondary

#553393

accent

#3BED7A

background

#F7F8F5

surface

#EDF0E9

border

#C8CBC5

text

#090B03

muted

#7B7C78

Preview Lab

Preview with #405A10

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

Preview Lab → · Contrast checker → · Palette generator →