#403706#403706

#403706 is a dark, moderate yellow. Relative luminance 0.038; OKLCH L 33.7% C 0.065 H 98.1°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#403706
RGB	rgb(64, 55, 6)
HSL	hsl(51, 83%, 14%)
HSV	hsv(51, 91%, 25%)
CMYK	cmyk(0%, 14.1%, 90.6%, 74.9%)
CIE-LAB	lab(23.12, -2.06, 29.46)
CIE-LCH	lch(23.12, 29.53, 94.00°)
OKLab	oklab(33.66% -0.0091 0.0644)
OKLCH	oklch(33.66% 0.065 98.1)
XYZ	xyz(3.5136, 3.8357, 0.7276)
Luminance	0.0384 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403706 #060F40

analogous

#401A06 #403706 #2C4006

triadic

#403706 #064037 #370640

tetradic

#403706 #06401A #060F40 #40062C

square

#403706 #06401A #060F40 #40062C

split-complementary

#403706 #062C40 #1A0640

monochromatic

#1C1803 #1C1803 #403706 #78670B #B09710

Accessibility & contrast

On white

11.88

#403706 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#403706 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403706

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403706	#FFFFFF	#000000	##FFFFFF
##403706	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)

#3E3500

Deuteranopia (green-blind)

#403809

Tritanopia (blue-blind)

#46322E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #403706;
/* rgb */ color: rgb(64, 55, 6);
/* oklch */ color: oklch(33.7% 0.065 98.1);

Tailwind

colors: {
  custom: {
    50: '#776d4b',
    500: '#403706',
    950: '#000000',
  },
}

SCSS

$custom: #403706;
$custom-light: #776d4b;
$custom-dark: #000000;

JSON

{
  "hex": "#403706",
  "rgb": {
    "r": 64,
    "g": 55,
    "b": 6
  },
  "hsl": {
    "h": 50.69,
    "s": 82.857,
    "l": 13.725
  },
  "oklch": {
    "l": 0.33656,
    "c": 0.06501,
    "h": 98.1
  },
  "luminance": 0.03836
}

Semantic roles & 50–950 ramp

primary

#403706

secondary

#223180

accent

#4EF92F

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #403706

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

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