#A5901F#A5901F

#A5901F is a light, vivid yellow. Relative luminance 0.280; OKLCH L 65.3% C 0.126 H 97.8°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#A5901F
RGB	rgb(165, 144, 31)
HSL	hsl(51, 68%, 38%)
HSV	hsv(51, 81%, 65%)
CMYK	cmyk(0%, 12.7%, 81.2%, 35.3%)
CIE-LAB	lab(59.93, -3.80, 57.64)
CIE-LCH	lch(59.93, 57.77, 93.77°)
OKLab	oklab(65.33% -0.0172 0.1247)
OKLCH	oklch(65.33% 0.126 97.8)
XYZ	xyz(25.7390, 28.0462, 5.3538)
Luminance	0.2804 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5901F #1F34A5

analogous

#A54D1F #A5901F #77A51F

triadic

#A5901F #1FA590 #901FA5

tetradic

#A5901F #1FA54D #1F34A5 #A51F77

square

#A5901F #1FA54D #1F34A5 #A51F77

split-complementary

#A5901F #1F77A5 #4D1FA5

monochromatic

#3E360C #716315 #A5901F #D7BC2A #E1CC5E

Accessibility & contrast

On white

3.18

#A5901F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#A5901F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A5901F

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5901F	#FFFFFF	#000000	##000000
##A5901F	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F8C00

Deuteranopia (green-blind)

#A59328

Tritanopia (blue-blind)

#B3847B

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #a5901f;
/* rgb */ color: rgb(165, 144, 31);
/* oklch */ color: oklch(65.3% 0.126 97.8);

Tailwind

colors: {
  custom: {
    50: '#c4b066',
    500: '#a5901f',
    950: '#000000',
  },
}

SCSS

$custom: #a5901f;
$custom-light: #c4b066;
$custom-dark: #000000;

JSON

{
  "hex": "#a5901f",
  "rgb": {
    "r": 165,
    "g": 144,
    "b": 31
  },
  "hsl": {
    "h": 50.597,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.65331,
    "c": 0.12586,
    "h": 97.8
  },
  "luminance": 0.28045
}

Semantic roles & 50–950 ramp

primary

#A5901F

secondary

#5B6BC5

accent

#58EB3D

background

#FCFAF6

surface

#F8F4EB

border

#D1CEC6

text

#131006

muted

#827F7A

Preview Lab

Preview with #A5901F

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

Preview Lab → · Contrast checker → · Palette generator →