#AA2840#AA2840

#AA2840 is a mid, vivid red. Relative luminance 0.104; OKLCH L 49.2% C 0.165 H 15.8°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#AA2840
RGB	rgb(170, 40, 64)
HSL	hsl(349, 62%, 41%)
HSV	hsv(349, 76%, 67%)
CMYK	cmyk(0%, 76.5%, 62.4%, 33.3%)
CIE-LAB	lab(38.61, 53.12, 18.47)
CIE-LCH	lch(38.61, 56.24, 19.17°)
OKLab	oklab(49.16% 0.159 0.0449)
OKLCH	oklch(49.16% 0.165 15.8)
XYZ	xyz(18.2637, 10.4365, 5.9023)
Luminance	0.1043 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA2840 #28AA92

analogous

#AA2881 #AA2840 #AA5128

triadic

#AA2840 #40AA28 #2840AA

tetradic

#AA2840 #81AA28 #28AA92 #5128AA

square

#AA2840 #81AA28 #28AA92 #5128AA

split-complementary

#AA2840 #28AA51 #2881AA

monochromatic

#47111B #781C2D #AA2840 #D23E59 #DD6F84

Accessibility & contrast

On white

6.80

#AA2840 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#AA2840 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA2840

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA2840	#FFFFFF	#000000	##FFFFFF
##AA2840	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4A40

Deuteranopia (green-blind)

#6D653C

Tritanopia (blue-blind)

#BA0032

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #aa2840;
/* rgb */ color: rgb(170, 40, 64);
/* oklch */ color: oklch(49.2% 0.165 15.8);

Tailwind

colors: {
  custom: {
    50: '#ca6e74',
    500: '#aa2840',
    950: '#000000',
  },
}

SCSS

$custom: #aa2840;
$custom-light: #ca6e74;
$custom-dark: #000000;

JSON

{
  "hex": "#aa2840",
  "rgb": {
    "r": 170,
    "g": 40,
    "b": 64
  },
  "hsl": {
    "h": 348.923,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.49162,
    "c": 0.16524,
    "h": 15.8
  },
  "luminance": 0.10434
}

Semantic roles & 50–950 ramp

primary

#AA2840

secondary

#6AC4B3

accent

#E5C743

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #AA2840

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

Preview Lab → · Contrast checker → · Palette generator →