#AA2D21#AA2D21

#AA2D21 is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.1% C 0.163 H 29.6°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#AA2D21
RGB	rgb(170, 45, 33)
HSL	hsl(5, 67%, 40%)
HSV	hsv(5, 81%, 67%)
CMYK	cmyk(0%, 73.5%, 80.6%, 33.3%)
CIE-LAB	lab(38.79, 49.88, 37.35)
CIE-LCH	lch(38.79, 62.31, 36.83°)
OKLab	oklab(49.15% 0.1421 0.0808)
OKLCH	oklch(49.15% 0.163 29.6)
XYZ	xyz(17.7926, 10.5354, 2.5352)
Luminance	0.1053 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA2D21 #219EAA

analogous

#AA215A #AA2D21 #AA7121

triadic

#AA2D21 #21AA2D #2D21AA

tetradic

#AA2D21 #5AAA21 #219EAA #7121AA

square

#AA2D21 #5AAA21 #219EAA #7121AA

split-complementary

#AA2D21 #21AA71 #215AAA

monochromatic

#43120D #771F17 #AA2D21 #D74031 #E16F64

Accessibility & contrast

On white

6.76

#AA2D21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#AA2D21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA2D21

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA2D21	#FFFFFF	#000000	##FFFFFF
##AA2D21	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A1E

Deuteranopia (green-blind)

#72651B

Tritanopia (blue-blind)

#BC002B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #aa2d21;
/* rgb */ color: rgb(170, 45, 33);
/* oklch */ color: oklch(49.1% 0.163 29.6);

Tailwind

colors: {
  custom: {
    50: '#cc6f5e',
    500: '#aa2d21',
    950: '#000000',
  },
}

SCSS

$custom: #aa2d21;
$custom-light: #cc6f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#aa2d21",
  "rgb": {
    "r": 170,
    "g": 45,
    "b": 33
  },
  "hsl": {
    "h": 5.255,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.49145,
    "c": 0.16347,
    "h": 29.6
  },
  "luminance": 0.10533
}

Semantic roles & 50–950 ramp

primary

#AA2D21

secondary

#61BDC6

accent

#DBEA3D

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AA2D21

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

Preview Lab → · Contrast checker → · Palette generator →