#40480B#40480B

#40480B is a dark, moderate yellow. Relative luminance 0.057; OKLCH L 38.2% C 0.081 H 117.1°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#40480B
RGB	rgb(64, 72, 11)
HSL	hsl(68, 73%, 16%)
HSV	hsv(68, 85%, 28%)
CMYK	cmyk(11.1%, 0%, 84.7%, 71.8%)
CIE-LAB	lab(28.77, -12.20, 32.81)
CIE-LCH	lch(28.77, 35.01, 110.39°)
OKLab	oklab(38.18% -0.0368 0.0721)
OKLCH	oklch(38.18% 0.081 117.1)
XYZ	xyz(4.4922, 5.7489, 1.1895)
Luminance	0.0575 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40480B #130B48

analogous

#48320B #40480B #22480B

triadic

#40480B #0B4048 #480B40

tetradic

#40480B #0B4832 #130B48 #480B22

square

#40480B #0B4832 #130B48 #480B22

split-complementary

#40480B #0B2248 #320B48

monochromatic

#181B04 #181B04 #40480B #6F7D13 #9EB21B

Accessibility & contrast

On white

9.77

#40480B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#40480B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40480B

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40480B	#FFFFFF	#000000	##FFFFFF
##40480B	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4401

Deuteranopia (green-blind)

#4D4411

Tritanopia (blue-blind)

#45433D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #40480b;
/* rgb */ color: rgb(64, 72, 11);
/* oklch */ color: oklch(38.2% 0.081 117.1);

Tailwind

colors: {
  custom: {
    50: '#777a50',
    500: '#40480b',
    950: '#000000',
  },
}

SCSS

$custom: #40480b;
$custom-light: #777a50;
$custom-dark: #000000;

JSON

{
  "hex": "#40480b",
  "rgb": {
    "r": 64,
    "g": 72,
    "b": 11
  },
  "hsl": {
    "h": 67.869,
    "s": 73.494,
    "l": 16.275
  },
  "oklch": {
    "l": 0.38178,
    "c": 0.08096,
    "h": 117.1
  },
  "luminance": 0.05749
}

Semantic roles & 50–950 ramp

primary

#40480B

secondary

#362A84

accent

#38F050

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #40480B

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

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