#AA2B23#AA2B23

#AA2B23 is a mid, vivid red. Relative luminance 0.104; OKLCH L 49.0% C 0.165 H 28.4°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#AA2B23
RGB	rgb(170, 43, 35)
HSL	hsl(4, 66%, 40%)
HSV	hsv(4, 79%, 67%)
CMYK	cmyk(0%, 74.7%, 79.4%, 33.3%)
CIE-LAB	lab(38.55, 50.66, 36.00)
CIE-LCH	lch(38.55, 62.15, 35.40°)
OKLab	oklab(48.97% 0.145 0.0785)
OKLCH	oklch(48.97% 0.165 28.4)
XYZ	xyz(17.7469, 10.3979, 2.6623)
Luminance	0.1040 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA2B23 #23A2AA

analogous

#AA235E #AA2B23 #AA6F23

triadic

#AA2B23 #23AA2B #2B23AA

tetradic

#AA2B23 #5EAA23 #23A2AA #6F23AA

square

#AA2B23 #5EAA23 #23A2AA #6F23AA

split-complementary

#AA2B23 #23AA6F #235EAA

monochromatic

#44110E #771E19 #AA2B23 #D53E35 #E06F68

Accessibility & contrast

On white

6.82

#AA2B23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#AA2B23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA2B23

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA2B23	#FFFFFF	#000000	##FFFFFF
##AA2B23	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514921

Deuteranopia (green-blind)

#71651D

Tritanopia (blue-blind)

#BB002B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #aa2b23;
/* rgb */ color: rgb(170, 43, 35);
/* oklch */ color: oklch(49.0% 0.165 28.4);

Tailwind

colors: {
  custom: {
    50: '#cc6e5f',
    500: '#aa2b23',
    950: '#000000',
  },
}

SCSS

$custom: #aa2b23;
$custom-light: #cc6e5f;
$custom-dark: #000000;

JSON

{
  "hex": "#aa2b23",
  "rgb": {
    "r": 170,
    "g": 43,
    "b": 35
  },
  "hsl": {
    "h": 3.556,
    "s": 65.854,
    "l": 40.196
  },
  "oklch": {
    "l": 0.48972,
    "c": 0.16487,
    "h": 28.4
  },
  "luminance": 0.10395
}

Semantic roles & 50–950 ramp

primary

#AA2B23

secondary

#63C0C6

accent

#DFE93F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AA2B23

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

Preview Lab → · Contrast checker → · Palette generator →