#2A1D9F#2A1D9F

#2A1D9F is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.9% C 0.194 H 274.9°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#2A1D9F
RGB	rgb(42, 29, 159)
HSL	hsl(246, 69%, 37%)
HSV	hsv(246, 82%, 62%)
CMYK	cmyk(73.6%, 81.8%, 0%, 37.6%)
CIE-LAB	lab(23.25, 46.71, -66.86)
CIE-LCH	lch(23.25, 81.56, 304.94°)
OKLab	oklab(35.9% 0.0165 -0.1933)
OKLCH	oklch(35.9% 0.194 274.9)
XYZ	xyz(7.6502, 3.8734, 33.1386)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1D9F #929F1D

analogous

#1D519F #2A1D9F #6B1D9F

triadic

#2A1D9F #9F2A1D #1D9F2A

tetradic

#2A1D9F #9F1D51 #929F1D #1D9F6B

square

#2A1D9F #9F1D51 #929F1D #1D9F6B

split-complementary

#2A1D9F #9F6B1D #519F1D

monochromatic

#0F0A37 #1C146B #2A1D9F #3826D3 #6456E0

Accessibility & contrast

On white

11.83

#2A1D9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#2A1D9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1D9F

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1D9F	#FFFFFF	#000000	##FFFFFF
##2A1D9F	1.00	11.83	1.77	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA3

Deuteranopia (green-blind)

#00319D

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2a1d9f;
/* rgb */ color: rgb(42, 29, 159);
/* oklch */ color: oklch(35.9% 0.194 274.9);

Tailwind

colors: {
  custom: {
    50: '#785dbd',
    500: '#2a1d9f',
    950: '#000000',
  },
}

SCSS

$custom: #2a1d9f;
$custom-light: #785dbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1d9f",
  "rgb": {
    "r": 42,
    "g": 29,
    "b": 159
  },
  "hsl": {
    "h": 246,
    "s": 69.149,
    "l": 36.863
  },
  "oklch": {
    "l": 0.35904,
    "c": 0.19404,
    "h": 274.9
  },
  "luminance": 0.03874
}

Semantic roles & 50–950 ramp

primary

#2A1D9F

secondary

#B8C454

accent

#EC3CDA

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #2A1D9F

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

Preview Lab → · Contrast checker → · Palette generator →