#2A1A9F#2A1A9F

#2A1A9F is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.6% C 0.196 H 275.1°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#2A1A9F
RGB	rgb(42, 26, 159)
HSL	hsl(247, 72%, 36%)
HSV	hsv(247, 84%, 62%)
CMYK	cmyk(73.6%, 83.6%, 0%, 37.6%)
CIE-LAB	lab(22.77, 48.11, -67.65)
CIE-LCH	lch(22.77, 83.02, 305.42°)
OKLab	oklab(35.57% 0.0176 -0.1956)
OKLCH	oklch(35.57% 0.196 275.1)
XYZ	xyz(7.5802, 3.7335, 33.1153)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1A9F #8F9F1A

analogous

#1A4D9F #2A1A9F #6D1A9F

triadic

#2A1A9F #9F2A1A #1A9F2A

tetradic

#2A1A9F #9F1A4D #8F9F1A #1A9F6D

square

#2A1A9F #9F1A4D #8F9F1A #1A9F6D

split-complementary

#2A1A9F #9F6D1A #4D9F1A

monochromatic

#0E0936 #1C116A #2A1A9F #3823D4 #6251E3

Accessibility & contrast

On white

12.02

#2A1A9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#2A1A9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1A9F

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1A9F	#FFFFFF	#000000	##FFFFFF
##2A1A9F	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA3

Deuteranopia (green-blind)

#00309D

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2a1a9f;
/* rgb */ color: rgb(42, 26, 159);
/* oklch */ color: oklch(35.6% 0.196 275.1);

Tailwind

colors: {
  custom: {
    50: '#785cbd',
    500: '#2a1a9f',
    950: '#000000',
  },
}

SCSS

$custom: #2a1a9f;
$custom-light: #785cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1a9f",
  "rgb": {
    "r": 42,
    "g": 26,
    "b": 159
  },
  "hsl": {
    "h": 247.218,
    "s": 71.892,
    "l": 36.275
  },
  "oklch": {
    "l": 0.35573,
    "c": 0.19637,
    "h": 275.1
  },
  "luminance": 0.03734
}

Semantic roles & 50–950 ramp

primary

#2A1A9F

secondary

#B7C550

accent

#EF39D9

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #2A1A9F

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

Preview Lab → · Contrast checker → · Palette generator →