#40330C#40330C

#40330C is a dark, muted yellow. Relative luminance 0.035; OKLCH L 32.7% C 0.057 H 90.0°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#40330C
RGB	rgb(64, 51, 12)
HSL	hsl(45, 68%, 15%)
HSV	hsv(45, 81%, 25%)
CMYK	cmyk(0%, 20.3%, 81.2%, 74.9%)
CIE-LAB	lab(21.89, 0.86, 25.68)
CIE-LCH	lch(21.89, 25.69, 88.07°)
OKLab	oklab(32.7% 0 0.0574)
OKLCH	oklch(32.7% 0.057 90)
XYZ	xyz(3.3647, 3.4844, 0.8431)
Luminance	0.0348 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40330C #0C1940

analogous

#40190C #40330C #33400C

triadic

#40330C #0C4033 #330C40

tetradic

#40330C #0C4019 #0C1940 #400C33

square

#40330C #0C4019 #0C1940 #400C33

split-complementary

#40330C #0C3340 #190C40

monochromatic

#1A1505 #1A1505 #40330C #745C16 #A7851F

Accessibility & contrast

On white

12.38

#40330C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#40330C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40330C

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40330C	#FFFFFF	#000000	##FFFFFF
##40330C	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3207

Deuteranopia (green-blind)

#3D360E

Tritanopia (blue-blind)

#462E2B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #40330c;
/* rgb */ color: rgb(64, 51, 12);
/* oklch */ color: oklch(32.7% 0.057 90.0);

Tailwind

colors: {
  custom: {
    50: '#776a4d',
    500: '#40330c',
    950: '#000000',
  },
}

SCSS

$custom: #40330c;
$custom-light: #776a4d;
$custom-dark: #000000;

JSON

{
  "hex": "#40330c",
  "rgb": {
    "r": 64,
    "g": 51,
    "b": 12
  },
  "hsl": {
    "h": 45,
    "s": 68.421,
    "l": 14.902
  },
  "oklch": {
    "l": 0.32697,
    "c": 0.05737,
    "h": 90
  },
  "luminance": 0.03484
}

Semantic roles & 50–950 ramp

primary

#40330C

secondary

#2C407C

accent

#68EB3D

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090601

muted

#7B7A77

Preview Lab

Preview with #40330C

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

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