#A1911B#A1911B

#A1911B is a light, vivid yellow. Relative luminance 0.279; OKLCH L 65.1% C 0.128 H 100.9°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#A1911B
RGB	rgb(161, 145, 27)
HSL	hsl(53, 71%, 37%)
HSV	hsv(53, 83%, 63%)
CMYK	cmyk(0%, 9.9%, 83.2%, 36.9%)
CIE-LAB	lab(59.81, -6.29, 58.58)
CIE-LCH	lch(59.81, 58.92, 96.13°)
OKLab	oklab(65.14% -0.0243 0.1261)
OKLCH	oklch(65.14% 0.128 100.9)
XYZ	xyz(25.0224, 27.9082, 5.1055)
Luminance	0.2791 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1911B #1B2BA1

analogous

#A14E1B #A1911B #6EA11B

triadic

#A1911B #1BA191 #911BA1

tetradic

#A1911B #1BA14E #1B2BA1 #A11B6E

square

#A1911B #1BA14E #1B2BA1 #A11B6E

split-complementary

#A1911B #1B6EA1 #4E1BA1

monochromatic

#383309 #6D6212 #A1911B #D5C024 #E2D154

Accessibility & contrast

On white

3.19

#A1911B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#A1911B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A1911B

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1911B	#FFFFFF	#000000	##000000
##A1911B	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A08D00

Deuteranopia (green-blind)

#A49325

Tritanopia (blue-blind)

#AE867C

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #a1911b;
/* rgb */ color: rgb(161, 145, 27);
/* oklch */ color: oklch(65.1% 0.128 100.9);

Tailwind

colors: {
  custom: {
    50: '#c1b064',
    500: '#a1911b',
    950: '#000000',
  },
}

SCSS

$custom: #a1911b;
$custom-light: #c1b064;
$custom-dark: #000000;

JSON

{
  "hex": "#a1911b",
  "rgb": {
    "r": 161,
    "g": 145,
    "b": 27
  },
  "hsl": {
    "h": 52.836,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.65137,
    "c": 0.12842,
    "h": 100.9
  },
  "luminance": 0.27907
}

Semantic roles & 50–950 ramp

primary

#A1911B

secondary

#5260C5

accent

#4FEE3A

background

#FCFAF6

surface

#F8F4EB

border

#D1CEC6

text

#131006

muted

#827F7A

Preview Lab

Preview with #A1911B

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

Preview Lab → · Contrast checker → · Palette generator →