#A43B1D#A43B1D

#A43B1D is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.7% C 0.145 H 36.2°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#A43B1D
RGB	rgb(164, 59, 29)
HSL	hsl(13, 70%, 38%)
HSV	hsv(13, 82%, 64%)
CMYK	cmyk(0%, 64%, 82.3%, 35.7%)
CIE-LAB	lab(39.77, 41.87, 40.02)
CIE-LCH	lch(39.77, 57.92, 43.71°)
OKLab	oklab(49.66% 0.1171 0.0859)
OKLCH	oklch(49.66% 0.145 36.2)
XYZ	xyz(17.0975, 11.1116, 2.4066)
Luminance	0.1111 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43B1D #1D86A4

analogous

#A41D43 #A43B1D #A47E1D

triadic

#A43B1D #1DA43B #3B1DA4

tetradic

#A43B1D #43A41D #1D86A4 #7E1DA4

square

#A43B1D #43A41D #1D86A4 #7E1DA4

split-complementary

#A43B1D #1DA47E #1D43A4

monochromatic

#3C160B #702814 #A43B1D #D84E26 #E2785A

Accessibility & contrast

On white

6.52

#A43B1D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#A43B1D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43B1D

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43B1D	#FFFFFF	#000000	##FFFFFF
##A43B1D	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F18

Deuteranopia (green-blind)

#736618

Tritanopia (blue-blind)

#B51F35

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a43b1d;
/* rgb */ color: rgb(164, 59, 29);
/* oklch */ color: oklch(49.7% 0.145 36.2);

Tailwind

colors: {
  custom: {
    50: '#c7765c',
    500: '#a43b1d',
    950: '#000000',
  },
}

SCSS

$custom: #a43b1d;
$custom-light: #c7765c;
$custom-dark: #000000;

JSON

{
  "hex": "#a43b1d",
  "rgb": {
    "r": 164,
    "g": 59,
    "b": 29
  },
  "hsl": {
    "h": 13.333,
    "s": 69.948,
    "l": 37.843
  },
  "oklch": {
    "l": 0.49664,
    "c": 0.14524,
    "h": 36.2
  },
  "luminance": 0.11109
}

Semantic roles & 50–950 ramp

primary

#A43B1D

secondary

#57ADC6

accent

#C5ED3B

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #A43B1D

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

Preview Lab → · Contrast checker → · Palette generator →