#403E30#403E30

#403E30 is a dark, muted yellow. Relative luminance 0.047; OKLCH L 36.1% C 0.023 H 100.7°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#403E30
RGB	rgb(64, 62, 48)
HSL	hsl(53, 14%, 22%)
HSV	hsv(53, 25%, 25%)
CMYK	cmyk(0%, 3.1%, 25%, 74.9%)
CIE-LAB	lab(26.01, -1.93, 8.94)
CIE-LCH	lch(26.01, 9.15, 102.20°)
OKLab	oklab(36.14% -0.0043 0.0228)
OKLCH	oklch(36.14% 0.023 100.7)
XYZ	xyz(4.3705, 4.7487, 3.4821)
Luminance	0.0475 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403E30 #303240

analogous

#403630 #403E30 #3A4030

triadic

#403E30 #30403E #3E3040

tetradic

#403E30 #304036 #303240 #40303A

square

#403E30 #304036 #303240 #40303A

split-complementary

#403E30 #303A40 #363040

monochromatic

#11110D #1D1C16 #403E30 #63604A #868264

Accessibility & contrast

On white

10.77

#403E30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#403E30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403E30

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403E30	#FFFFFF	#000000	##FFFFFF
##403E30	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413D2F

Deuteranopia (green-blind)

#413E30

Tritanopia (blue-blind)

#433C3A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #403e30;
/* rgb */ color: rgb(64, 62, 48);
/* oklch */ color: oklch(36.1% 0.023 100.7);

Tailwind

colors: {
  custom: {
    50: '#757368',
    500: '#403e30',
    950: '#000000',
  },
}

SCSS

$custom: #403e30;
$custom-light: #757368;
$custom-dark: #000000;

JSON

{
  "hex": "#403e30",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 48
  },
  "hsl": {
    "h": 52.5,
    "s": 14.286,
    "l": 21.961
  },
  "oklch": {
    "l": 0.36145,
    "c": 0.02321,
    "h": 100.7
  },
  "luminance": 0.04749
}

Semantic roles & 50–950 ramp

primary

#403E30

secondary

#5C5E70

accent

#7AB771

background

#F7F6F6

surface

#EDECEB

border

#C8C7C6

text

#080806

muted

#7B7B7A

Preview Lab

Preview with #403E30

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

Preview Lab → · Contrast checker → · Palette generator →