#2A1C80#2A1C80

#2A1C80 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.3% C 0.157 H 279.3°. Best body text is #FFFFFF at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#2A1C80
RGB	rgb(42, 28, 128)
HSL	hsl(248, 64%, 31%)
HSV	hsv(248, 78%, 50%)
CMYK	cmyk(67.2%, 78.1%, 0%, 49.8%)
CIE-LAB	lab(19.56, 37.33, -53.68)
CIE-LCH	lch(19.56, 65.38, 304.81°)
OKLab	oklab(32.3% 0.0253 -0.155)
OKLCH	oklch(32.3% 0.157 279.3)
XYZ	xyz(5.2651, 2.8808, 20.6965)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1C80 #72801C

analogous

#1C4080 #2A1C80 #5C1C80

triadic

#2A1C80 #802A1C #1C802A

tetradic

#2A1C80 #801C40 #72801C #1C805C

square

#2A1C80 #801C40 #72801C #1C805C

split-complementary

#2A1C80 #805C1C #40801C

monochromatic

#09061C #1A114E #2A1C80 #3A27B2 #5641D5

Accessibility & contrast

On white

13.32

#2A1C80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#2A1C80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1C80

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1C80	#FFFFFF	#000000	##FFFFFF
##2A1C80	1.00	13.32	1.58	13.32
#FFFFFF	13.32	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003383

Deuteranopia (green-blind)

#002B7E

Tritanopia (blue-blind)

#00394D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #2a1c80;
/* rgb */ color: rgb(42, 28, 128);
/* oklch */ color: oklch(32.3% 0.157 279.3);

Tailwind

colors: {
  custom: {
    50: '#705ba6',
    500: '#2a1c80',
    950: '#000000',
  },
}

SCSS

$custom: #2a1c80;
$custom-light: #705ba6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1c80",
  "rgb": {
    "r": 42,
    "g": 28,
    "b": 128
  },
  "hsl": {
    "h": 248.4,
    "s": 64.103,
    "l": 30.588
  },
  "oklch": {
    "l": 0.32295,
    "c": 0.15705,
    "h": 279.3
  },
  "luminance": 0.02881
}

Semantic roles & 50–950 ramp

primary

#2A1C80

secondary

#A4B344

accent

#E741D0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #2A1C80

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

Preview Lab → · Contrast checker → · Palette generator →