#2A1A8A#2A1A8A

#2A1A8A is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.1% C 0.171 H 278.0°. Best body text is #FFFFFF at 13.02:1 contrast (WCAG AA passes).

Color values

HEX	#2A1A8A
RGB	rgb(42, 26, 138)
HSL	hsl(249, 68%, 32%)
HSV	hsv(249, 81%, 54%)
CMYK	cmyk(69.6%, 81.2%, 0%, 45.9%)
CIE-LAB	lab(20.30, 41.60, -58.75)
CIE-LCH	lch(20.30, 71.99, 305.30°)
OKLab	oklab(33.15% 0.0237 -0.1697)
OKLCH	oklch(33.15% 0.171 278)
XYZ	xyz(5.9102, 3.0655, 24.3201)
Luminance	0.0307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1A8A #7A8A1A

analogous

#1A428A #2A1A8A #621A8A

triadic

#2A1A8A #8A2A1A #1A8A2A

tetradic

#2A1A8A #8A1A42 #7A8A1A #1A8A62

square

#2A1A8A #8A1A42 #7A8A1A #1A8A62

split-complementary

#2A1A8A #8A621A #428A1A

monochromatic

#0B0723 #1A1057 #2A1A8A #3A24BD #5943DC

Accessibility & contrast

On white

13.02

#2A1A8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#2A1A8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1A8A

13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1A8A	#FFFFFF	#000000	##FFFFFF
##2A1A8A	1.00	13.02	1.61	13.02
#FFFFFF	13.02	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00358D

Deuteranopia (green-blind)

#002C88

Tritanopia (blue-blind)

#003C52

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2a1a8a;
/* rgb */ color: rgb(42, 26, 138);
/* oklch */ color: oklch(33.1% 0.171 278.0);

Tailwind

colors: {
  custom: {
    50: '#735aad',
    500: '#2a1a8a',
    950: '#000000',
  },
}

SCSS

$custom: #2a1a8a;
$custom-light: #735aad;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1a8a",
  "rgb": {
    "r": 42,
    "g": 26,
    "b": 138
  },
  "hsl": {
    "h": 248.571,
    "s": 68.293,
    "l": 32.157
  },
  "oklch": {
    "l": 0.33146,
    "c": 0.17139,
    "h": 278
  },
  "luminance": 0.03066
}

Semantic roles & 50–950 ramp

primary

#2A1A8A

secondary

#ABBD43

accent

#EB3DD2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2A1A8A

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

Preview Lab → · Contrast checker → · Palette generator →