#403708#403708

#403708 is a dark, moderate yellow. Relative luminance 0.038; OKLCH L 33.7% C 0.064 H 97.8°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#403708
RGB	rgb(64, 55, 8)
HSL	hsl(50, 78%, 14%)
HSV	hsv(50, 88%, 25%)
CMYK	cmyk(0%, 14.1%, 87.5%, 74.9%)
CIE-LAB	lab(23.14, -1.95, 28.66)
CIE-LCH	lch(23.14, 28.72, 93.90°)
OKLab	oklab(33.67% -0.0086 0.0629)
OKLCH	oklch(33.67% 0.064 97.8)
XYZ	xyz(3.5246, 3.8401, 0.7852)
Luminance	0.0384 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403708 #081140

analogous

#401B08 #403708 #2D4008

triadic

#403708 #084037 #370840

tetradic

#403708 #08401B #081140 #40082D

square

#403708 #08401B #081140 #40082D

split-complementary

#403708 #082D40 #1B0840

monochromatic

#1B1703 #1B1703 #403708 #76660F #AD9516

Accessibility & contrast

On white

11.88

#403708 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#403708 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403708

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403708	#FFFFFF	#000000	##FFFFFF
##403708	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3502

Deuteranopia (green-blind)

#40380B

Tritanopia (blue-blind)

#46322E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #403708;
/* rgb */ color: rgb(64, 55, 8);
/* oklch */ color: oklch(33.7% 0.064 97.8);

Tailwind

colors: {
  custom: {
    50: '#776d4c',
    500: '#403708',
    950: '#000000',
  },
}

SCSS

$custom: #403708;
$custom-light: #776d4c;
$custom-dark: #000000;

JSON

{
  "hex": "#403708",
  "rgb": {
    "r": 64,
    "g": 55,
    "b": 8
  },
  "hsl": {
    "h": 50.357,
    "s": 77.778,
    "l": 14.118
  },
  "oklch": {
    "l": 0.33673,
    "c": 0.06351,
    "h": 97.8
  },
  "luminance": 0.0384
}

Semantic roles & 50–950 ramp

primary

#403708

secondary

#25347E

accent

#52F434

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #403708

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

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