#A5511F#A5511F

#A5511F is a mid, vivid orange. Relative luminance 0.140; OKLCH L 53.1% C 0.127 H 47.7°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#A5511F
RGB	rgb(165, 81, 31)
HSL	hsl(22, 68%, 38%)
HSV	hsv(22, 81%, 65%)
CMYK	cmyk(0%, 50.9%, 81.2%, 35.3%)
CIE-LAB	lab(44.21, 31.32, 43.34)
CIE-LCH	lch(44.21, 53.47, 54.15°)
OKLab	oklab(53.08% 0.0852 0.0937)
OKLCH	oklch(53.08% 0.127 47.7)
XYZ	xyz(18.7086, 13.9854, 3.0103)
Luminance	0.1398 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5511F #1F73A5

analogous

#A51F30 #A5511F #A5941F

triadic

#A5511F #1FA551 #511FA5

tetradic

#A5511F #30A51F #1F73A5 #941FA5

square

#A5511F #30A51F #1F73A5 #941FA5

split-complementary

#A5511F #1FA594 #1F30A5

monochromatic

#3E1E0C #713815 #A5511F #D76B2A #E18F5E

Accessibility & contrast

On white

5.53

#A5511F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#A5511F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A5511F

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5511F	#FFFFFF	#000000	##FFFFFF
##A5511F	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#695D18

Deuteranopia (green-blind)

#7D701D

Tritanopia (blue-blind)

#B53F47

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #a5511f;
/* rgb */ color: rgb(165, 81, 31);
/* oklch */ color: oklch(53.1% 0.127 47.7);

Tailwind

colors: {
  custom: {
    50: '#c7835f',
    500: '#a5511f',
    950: '#000000',
  },
}

SCSS

$custom: #a5511f;
$custom-light: #c7835f;
$custom-dark: #000000;

JSON

{
  "hex": "#a5511f",
  "rgb": {
    "r": 165,
    "g": 81,
    "b": 31
  },
  "hsl": {
    "h": 22.388,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.53076,
    "c": 0.12664,
    "h": 47.7
  },
  "luminance": 0.13983
}

Semantic roles & 50–950 ramp

primary

#A5511F

secondary

#5B9DC5

accent

#AAEB3D

background

#FDF8F5

surface

#FAEFE9

border

#D3CAC5

text

#140B05

muted

#837C79

Preview Lab

Preview with #A5511F

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

Preview Lab → · Contrast checker → · Palette generator →