#A1801B#A1801B

#A1801B is a mid, moderate yellow. Relative luminance 0.231; OKLCH L 61.5% C 0.117 H 89.0°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#A1801B
RGB	rgb(161, 128, 27)
HSL	hsl(45, 71%, 37%)
HSV	hsv(45, 83%, 63%)
CMYK	cmyk(0%, 20.5%, 83.2%, 36.9%)
CIE-LAB	lab(55.17, 3.06, 54.58)
CIE-LCH	lch(55.17, 54.67, 86.79°)
OKLab	oklab(61.47% 0.0022 0.1174)
OKLCH	oklch(61.47% 0.117 89)
XYZ	xyz(22.6164, 23.0961, 4.3035)
Luminance	0.2309 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1801B #1B3CA1

analogous

#A13D1B #A1801B #7FA11B

triadic

#A1801B #1BA180 #801BA1

tetradic

#A1801B #1BA13D #1B3CA1 #A11B7F

square

#A1801B #1BA13D #1B3CA1 #A11B7F

split-complementary

#A1801B #1B7FA1 #3D1BA1

monochromatic

#382D09 #6D5612 #A1801B #D5AA24 #E2BF54

Accessibility & contrast

On white

3.74

#A1801B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#A1801B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A1801B

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1801B	#FFFFFF	#000000	##000000
##A1801B	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F00

Deuteranopia (green-blind)

#988822

Tritanopia (blue-blind)

#AF746D

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #a1801b;
/* rgb */ color: rgb(161, 128, 27);
/* oklch */ color: oklch(61.5% 0.117 89.0);

Tailwind

colors: {
  custom: {
    50: '#c1a462',
    500: '#a1801b',
    950: '#000000',
  },
}

SCSS

$custom: #a1801b;
$custom-light: #c1a462;
$custom-dark: #000000;

JSON

{
  "hex": "#a1801b",
  "rgb": {
    "r": 161,
    "g": 128,
    "b": 27
  },
  "hsl": {
    "h": 45.224,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.61471,
    "c": 0.11742,
    "h": 89
  },
  "luminance": 0.23095
}

Semantic roles & 50–950 ramp

primary

#A1801B

secondary

#526FC5

accent

#66EE3A

background

#FCFAF6

surface

#F8F3EB

border

#D1CDC6

text

#130F05

muted

#827F7A

Preview Lab

Preview with #A1801B

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

Preview Lab → · Contrast checker → · Palette generator →