#2A1C72#2A1C72

#2A1C72 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.139 H 281.9°. Best body text is #FFFFFF at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#2A1C72
RGB	rgb(42, 28, 114)
HSL	hsl(250, 61%, 28%)
HSV	hsv(250, 75%, 45%)
CMYK	cmyk(63.2%, 75.4%, 0%, 55.3%)
CIE-LAB	lab(18.09, 32.69, -47.15)
CIE-LCH	lch(18.09, 57.38, 304.74°)
OKLab	oklab(30.81% 0.0288 -0.1359)
OKLCH	oklch(30.81% 0.139 281.9)
XYZ	xyz(4.4064, 2.5373, 16.1739)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1C72 #64721C

analogous

#1C3972 #2A1C72 #551C72

triadic

#2A1C72 #722A1C #1C722A

tetradic

#2A1C72 #721C39 #64721C #1C7255

square

#2A1C72 #721C39 #64721C #1C7255

split-complementary

#2A1C72 #72551C #39721C

monochromatic

#090619 #181041 #2A1C72 #3C28A3 #523ACF

Accessibility & contrast

On white

13.93

#2A1C72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#2A1C72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1C72

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1C72	#FFFFFF	#000000	##FFFFFF
##2A1C72	1.00	13.93	1.51	13.93
#FFFFFF	13.93	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F75

Deuteranopia (green-blind)

#002970

Tritanopia (blue-blind)

#003445

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #2a1c72;
/* rgb */ color: rgb(42, 28, 114);
/* oklch */ color: oklch(30.8% 0.139 281.9);

Tailwind

colors: {
  custom: {
    50: '#6d5a9b',
    500: '#2a1c72',
    950: '#000000',
  },
}

SCSS

$custom: #2a1c72;
$custom-light: #6d5a9b;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1c72",
  "rgb": {
    "r": 42,
    "g": 28,
    "b": 114
  },
  "hsl": {
    "h": 249.767,
    "s": 60.563,
    "l": 27.843
  },
  "oklch": {
    "l": 0.3081,
    "c": 0.13892,
    "h": 281.9
  },
  "luminance": 0.02538
}

Semantic roles & 50–950 ramp

primary

#2A1C72

secondary

#96A643

accent

#E444CA

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #2A1C72

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

Preview Lab → · Contrast checker → · Palette generator →