#A1901C#A1901C

#A1901C is a light, vivid yellow. Relative luminance 0.276; OKLCH L 64.9% C 0.127 H 100.2°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#A1901C
RGB	rgb(161, 144, 28)
HSL	hsl(52, 70%, 37%)
HSV	hsv(52, 83%, 63%)
CMYK	cmyk(0%, 10.6%, 82.6%, 36.9%)
CIE-LAB	lab(59.53, -5.72, 58.06)
CIE-LCH	lch(59.53, 58.34, 95.63°)
OKLab	oklab(64.92% -0.0226 0.1252)
OKLCH	oklch(64.92% 0.127 100.2)
XYZ	xyz(24.8821, 27.6087, 5.1168)
Luminance	0.2761 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1901C #1C2DA1

analogous

#A14E1C #A1901C #70A11C

triadic

#A1901C #1CA190 #901CA1

tetradic

#A1901C #1CA14E #1C2DA1 #A11C70

square

#A1901C #1CA14E #1C2DA1 #A11C70

split-complementary

#A1901C #1C70A1 #4E1CA1

monochromatic

#39330A #6D6113 #A1901C #D5BF25 #E2D056

Accessibility & contrast

On white

3.22

#A1901C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#A1901C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A1901C

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1901C	#FFFFFF	#000000	##000000
##A1901C	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F8C00

Deuteranopia (green-blind)

#A39226

Tritanopia (blue-blind)

#AE857B

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #a1901c;
/* rgb */ color: rgb(161, 144, 28);
/* oklch */ color: oklch(64.9% 0.127 100.2);

Tailwind

colors: {
  custom: {
    50: '#c1b064',
    500: '#a1901c',
    950: '#000000',
  },
}

SCSS

$custom: #a1901c;
$custom-light: #c1b064;
$custom-dark: #000000;

JSON

{
  "hex": "#a1901c",
  "rgb": {
    "r": 161,
    "g": 144,
    "b": 28
  },
  "hsl": {
    "h": 52.331,
    "s": 70.37,
    "l": 37.059
  },
  "oklch": {
    "l": 0.64922,
    "c": 0.1272,
    "h": 100.2
  },
  "luminance": 0.27607
}

Semantic roles & 50–950 ramp

primary

#A1901C

secondary

#5462C5

accent

#51ED3B

background

#FCFAF6

surface

#F8F4EB

border

#D1CEC6

text

#131006

muted

#827F7A

Preview Lab

Preview with #A1901C

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

Preview Lab → · Contrast checker → · Palette generator →