#403709#403709

#403709 is a dark, moderate yellow. Relative luminance 0.038; OKLCH L 33.7% C 0.063 H 97.6°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#403709
RGB	rgb(64, 55, 9)
HSL	hsl(50, 75%, 14%)
HSV	hsv(50, 86%, 25%)
CMYK	cmyk(0%, 14.1%, 85.9%, 74.9%)
CIE-LAB	lab(23.14, -1.90, 28.26)
CIE-LCH	lch(23.14, 28.32, 93.85°)
OKLab	oklab(33.68% -0.0083 0.0622)
OKLCH	oklch(33.68% 0.063 97.6)
XYZ	xyz(3.5300, 3.8423, 0.8141)
Luminance	0.0384 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403709 #091240

analogous

#401C09 #403709 #2E4009

triadic

#403709 #094037 #370940

tetradic

#403709 #09401C #091240 #40092E

square

#403709 #09401C #091240 #40092E

split-complementary

#403709 #092E40 #1C0940

monochromatic

#1B1704 #1B1704 #403709 #766511 #AB9318

Accessibility & contrast

On white

11.88

#403709 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#403709 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403709

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403709	#FFFFFF	#000000	##FFFFFF
##403709	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)

#3E3503

Deuteranopia (green-blind)

#40380C

Tritanopia (blue-blind)

#46322E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #403709;
/* rgb */ color: rgb(64, 55, 9);
/* oklch */ color: oklch(33.7% 0.063 97.6);

Tailwind

colors: {
  custom: {
    50: '#776d4c',
    500: '#403709',
    950: '#000000',
  },
}

SCSS

$custom: #403709;
$custom-light: #776d4c;
$custom-dark: #000000;

JSON

{
  "hex": "#403709",
  "rgb": {
    "r": 64,
    "g": 55,
    "b": 9
  },
  "hsl": {
    "h": 50.182,
    "s": 75.342,
    "l": 14.314
  },
  "oklch": {
    "l": 0.33681,
    "c": 0.06278,
    "h": 97.6
  },
  "luminance": 0.03842
}

Semantic roles & 50–950 ramp

primary

#403709

secondary

#27357E

accent

#55F236

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #403709

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

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