#404E0B#404E0B

#404E0B is a dark, moderate yellow-green. Relative luminance 0.066; OKLCH L 39.8% C 0.089 H 121.3°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#404E0B
RGB	rgb(64, 78, 11)
HSL	hsl(73, 75%, 17%)
HSV	hsv(73, 86%, 31%)
CMYK	cmyk(17.9%, 0%, 85.9%, 69.4%)
CIE-LAB	lab(30.79, -15.60, 34.67)
CIE-LCH	lch(30.79, 38.02, 114.23°)
OKLab	oklab(39.81% -0.0462 0.076)
OKLCH	oklch(39.81% 0.089 121.3)
XYZ	xyz(4.8992, 6.5629, 1.3252)
Luminance	0.0656 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404E0B #190B4E

analogous

#4E3A0B #404E0B #1F4E0B

triadic

#404E0B #0B404E #4E0B40

tetradic

#404E0B #0B4E3A #190B4E #4E0B1F

square

#404E0B #0B4E3A #190B4E #4E0B1F

split-complementary

#404E0B #0B1F4E #3A0B4E

monochromatic

#161B04 #161B04 #404E0B #6C8413 #98B91A

Accessibility & contrast

On white

9.08

#404E0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#404E0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404E0B

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404E0B	#FFFFFF	#000000	##FFFFFF
##404E0B	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534900

Deuteranopia (green-blind)

#524912

Tritanopia (blue-blind)

#444942

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #404e0b;
/* rgb */ color: rgb(64, 78, 11);
/* oklch */ color: oklch(39.8% 0.089 121.3);

Tailwind

colors: {
  custom: {
    50: '#777f51',
    500: '#404e0b',
    950: '#000000',
  },
}

SCSS

$custom: #404e0b;
$custom-light: #777f51;
$custom-dark: #000000;

JSON

{
  "hex": "#404e0b",
  "rgb": {
    "r": 64,
    "g": 78,
    "b": 11
  },
  "hsl": {
    "h": 72.537,
    "s": 75.281,
    "l": 17.451
  },
  "oklch": {
    "l": 0.39806,
    "c": 0.08896,
    "h": 121.3
  },
  "luminance": 0.06563
}

Semantic roles & 50–950 ramp

primary

#404E0B

secondary

#3F2B8A

accent

#36F25D

background

#F7F7F4

surface

#EDEEE7

border

#C8C9C3

text

#090A02

muted

#7B7C78

Preview Lab

Preview with #404E0B

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

Preview Lab → · Contrast checker → · Palette generator →