#403B15#403B15

#403B15 is a dark, muted yellow. Relative luminance 0.043; OKLCH L 34.8% C 0.056 H 101.9°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#403B15
RGB	rgb(64, 59, 21)
HSL	hsl(53, 51%, 17%)
HSV	hsv(53, 67%, 25%)
CMYK	cmyk(0%, 7.8%, 67.2%, 74.9%)
CIE-LAB	lab(24.55, -3.62, 23.82)
CIE-LCH	lch(24.55, 24.09, 98.63°)
OKLab	oklab(34.83% -0.0115 0.055)
OKLCH	oklch(34.83% 0.056 101.9)
XYZ	xyz(3.8138, 4.2722, 1.3330)
Luminance	0.0427 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403B15 #151A40

analogous

#402615 #403B15 #304015

triadic

#403B15 #15403B #3B1540

tetradic

#403B15 #154026 #151A40 #401530

square

#403B15 #154026 #151A40 #401530

split-complementary

#403B15 #153040 #261540

monochromatic

#171508 #171508 #403B15 #6E6524 #9C9033

Accessibility & contrast

On white

11.32

#403B15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#403B15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403B15

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403B15	#FFFFFF	#000000	##FFFFFF
##403B15	1.00	11.32	1.85	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413911

Deuteranopia (green-blind)

#423B17

Tritanopia (blue-blind)

#453733

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #403b15;
/* rgb */ color: rgb(64, 59, 21);
/* oklch */ color: oklch(34.8% 0.056 101.9);

Tailwind

colors: {
  custom: {
    50: '#767054',
    500: '#403b15',
    950: '#000000',
  },
}

SCSS

$custom: #403b15;
$custom-light: #767054;
$custom-dark: #000000;

JSON

{
  "hex": "#403b15",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 21
  },
  "hsl": {
    "h": 53.023,
    "s": 50.588,
    "l": 16.667
  },
  "oklch": {
    "l": 0.34834,
    "c": 0.05617,
    "h": 101.9
  },
  "luminance": 0.04272
}

Semantic roles & 50–950 ramp

primary

#403B15

secondary

#394078

accent

#5EDA4E

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090703

muted

#7B7A78

Preview Lab

Preview with #403B15

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

Preview Lab → · Contrast checker → · Palette generator →