#403E17#403E17

#403E17 is a dark, muted yellow. Relative luminance 0.046; OKLCH L 35.6% C 0.058 H 106.3°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#403E17
RGB	rgb(64, 62, 23)
HSL	hsl(57, 47%, 17%)
HSV	hsv(57, 64%, 25%)
CMYK	cmyk(0%, 3.1%, 64.1%, 74.9%)
CIE-LAB	lab(25.55, -5.32, 23.84)
CIE-LCH	lch(25.55, 24.42, 102.58°)
OKLab	oklab(35.64% -0.0161 0.0553)
OKLCH	oklch(35.64% 0.058 106.3)
XYZ	xyz(3.9918, 4.5972, 1.4875)
Luminance	0.0460 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403E17 #171940

analogous

#402A17 #403E17 #2E4017

triadic

#403E17 #17403E #3E1740

tetradic

#403E17 #17402A #171940 #40172E

square

#403E17 #17402A #171940 #40172E

split-complementary

#403E17 #172E40 #2A1740

monochromatic

#171608 #171608 #403E17 #6D6A27 #9A9537

Accessibility & contrast

On white

10.94

#403E17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#403E17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403E17

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403E17	#FFFFFF	#000000	##FFFFFF
##403E17	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C13

Deuteranopia (green-blind)

#443D19

Tritanopia (blue-blind)

#453A35

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #403e17;
/* rgb */ color: rgb(64, 62, 23);
/* oklch */ color: oklch(35.6% 0.058 106.3);

Tailwind

colors: {
  custom: {
    50: '#767355',
    500: '#403e17',
    950: '#000000',
  },
}

SCSS

$custom: #403e17;
$custom-light: #767355;
$custom-dark: #000000;

JSON

{
  "hex": "#403e17",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 23
  },
  "hsl": {
    "h": 57.073,
    "s": 47.126,
    "l": 17.059
  },
  "oklch": {
    "l": 0.35639,
    "c": 0.05761,
    "h": 106.3
  },
  "luminance": 0.04597
}

Semantic roles & 50–950 ramp

primary

#403E17

secondary

#3C3F77

accent

#58D751

background

#F7F6F5

surface

#EDECE9

border

#C8C7C5

text

#090803

muted

#7B7B78

Preview Lab

Preview with #403E17

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

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