#A43F25#A43F25

#A43F25 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.3% C 0.140 H 35.4°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#A43F25
RGB	rgb(164, 63, 37)
HSL	hsl(12, 63%, 39%)
HSV	hsv(12, 77%, 64%)
CMYK	cmyk(0%, 61.6%, 77.4%, 35.7%)
CIE-LAB	lab(40.55, 40.30, 36.63)
CIE-LCH	lch(40.55, 54.46, 42.27°)
OKLab	oklab(50.28% 0.1138 0.0809)
OKLCH	oklch(50.28% 0.14 35.4)
XYZ	xyz(17.4231, 11.5835, 3.0683)
Luminance	0.1158 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43F25 #258AA4

analogous

#A4254B #A43F25 #A47E25

triadic

#A43F25 #25A43F #3F25A4

tetradic

#A43F25 #4BA425 #258AA4 #7E25A4

square

#A43F25 #4BA425 #258AA4 #7E25A4

split-complementary

#A43F25 #25A47E #254BA4

monochromatic

#40190E #722C1A #A43F25 #D15535 #DD7F67

Accessibility & contrast

On white

6.33

#A43F25 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#A43F25 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43F25

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43F25	#FFFFFF	#000000	##FFFFFF
##A43F25	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5222

Deuteranopia (green-blind)

#746822

Tritanopia (blue-blind)

#B4273A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a43f25;
/* rgb */ color: rgb(164, 63, 37);
/* oklch */ color: oklch(50.3% 0.140 35.4);

Tailwind

colors: {
  custom: {
    50: '#c67861',
    500: '#a43f25',
    950: '#000000',
  },
}

SCSS

$custom: #a43f25;
$custom-light: #c67861;
$custom-dark: #000000;

JSON

{
  "hex": "#a43f25",
  "rgb": {
    "r": 164,
    "g": 63,
    "b": 37
  },
  "hsl": {
    "h": 12.283,
    "s": 63.184,
    "l": 39.412
  },
  "oklch": {
    "l": 0.50275,
    "c": 0.1396,
    "h": 35.4
  },
  "luminance": 0.11581
}

Semantic roles & 50–950 ramp

primary

#A43F25

secondary

#62AFC2

accent

#C5E642

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140905

muted

#837B79

Preview Lab

Preview with #A43F25

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

Preview Lab → · Contrast checker → · Palette generator →