#A13123#A13123

#A13123 is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.0% C 0.150 H 30.4°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#A13123
RGB	rgb(161, 49, 35)
HSL	hsl(7, 64%, 38%)
HSV	hsv(7, 78%, 63%)
CMYK	cmyk(0%, 69.6%, 78.3%, 36.9%)
CIE-LAB	lab(37.66, 45.38, 34.54)
CIE-LCH	lch(37.66, 57.02, 37.28°)
OKLab	oklab(47.99% 0.1295 0.076)
OKLCH	oklch(47.99% 0.15 30.4)
XYZ	xyz(16.1015, 9.8975, 2.6524)
Luminance	0.0989 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13123 #2393A1

analogous

#A12354 #A13123 #A17023

triadic

#A13123 #23A131 #3123A1

tetradic

#A13123 #54A123 #2393A1 #7023A1

square

#A13123 #54A123 #2393A1 #7023A1

split-complementary

#A13123 #23A170 #2354A1

monochromatic

#3C120D #6F2218 #A13123 #D2412F #DD6F62

Accessibility & contrast

On white

7.05

#A13123 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#A13123 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A13123

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13123	#FFFFFF	#000000	##FFFFFF
##A13123	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514920

Deuteranopia (green-blind)

#6D621F

Tritanopia (blue-blind)

#B10A2F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a13123;
/* rgb */ color: rgb(161, 49, 35);
/* oklch */ color: oklch(48.0% 0.150 30.4);

Tailwind

colors: {
  custom: {
    50: '#c5705f',
    500: '#a13123',
    950: '#000000',
  },
}

SCSS

$custom: #a13123;
$custom-light: #c5705f;
$custom-dark: #000000;

JSON

{
  "hex": "#a13123",
  "rgb": {
    "r": 161,
    "g": 49,
    "b": 35
  },
  "hsl": {
    "h": 6.667,
    "s": 64.286,
    "l": 38.431
  },
  "oklch": {
    "l": 0.47993,
    "c": 0.15014,
    "h": 30.4
  },
  "luminance": 0.09895
}

Semantic roles & 50–950 ramp

primary

#A13123

secondary

#5EB7C2

accent

#D5E741

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140804

muted

#837B79

Preview Lab

Preview with #A13123

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

Preview Lab → · Contrast checker → · Palette generator →