#45370A#45370A

#45370A is a dark, moderate yellow. Relative luminance 0.040; OKLCH L 34.3% C 0.063 H 90.7°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#45370A
RGB	rgb(69, 55, 10)
HSL	hsl(46, 75%, 15%)
HSV	hsv(46, 86%, 27%)
CMYK	cmyk(0%, 20.3%, 85.5%, 72.9%)
CIE-LAB	lab(23.74, 0.81, 28.64)
CIE-LCH	lch(23.74, 28.65, 88.37°)
OKLab	oklab(34.29% -0.0008 0.0629)
OKLCH	oklch(34.29% 0.063 90.7)
XYZ	xyz(3.8754, 4.0197, 0.8589)
Luminance	0.0402 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45370A #0A1845

analogous

#45190A #45370A #35450A

triadic

#45370A #0A4537 #370A45

tetradic

#45370A #0A4519 #0A1845 #450A35

square

#45370A #0A4519 #0A1845 #450A35

split-complementary

#45370A #0A3545 #190A45

monochromatic

#1B1504 #1B1504 #45370A #7A6212 #B08C19

Accessibility & contrast

On white

11.64

#45370A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#45370A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #45370A

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45370A	#FFFFFF	#000000	##FFFFFF
##45370A	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3604

Deuteranopia (green-blind)

#423A0D

Tritanopia (blue-blind)

#4B322E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #45370a;
/* rgb */ color: rgb(69, 55, 10);
/* oklch */ color: oklch(34.3% 0.063 90.7);

Tailwind

colors: {
  custom: {
    50: '#7b6d4d',
    500: '#45370a',
    950: '#000000',
  },
}

SCSS

$custom: #45370a;
$custom-light: #7b6d4d;
$custom-dark: #000000;

JSON

{
  "hex": "#45370a",
  "rgb": {
    "r": 69,
    "g": 55,
    "b": 10
  },
  "hsl": {
    "h": 45.763,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.34289,
    "c": 0.06289,
    "h": 90.7
  },
  "luminance": 0.0402
}

Semantic roles & 50–950 ramp

primary

#45370A

secondary

#293E82

accent

#63F136

background

#F7F6F4

surface

#EEEBE7

border

#C9C6C3

text

#0A0701

muted

#7C7A77

Preview Lab

Preview with #45370A

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

Preview Lab → · Contrast checker → · Palette generator →