#2A359B#2A359B

#2A359B is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.1% C 0.164 H 271.5°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#2A359B
RGB	rgb(42, 53, 155)
HSL	hsl(234, 57%, 39%)
HSV	hsv(234, 73%, 61%)
CMYK	cmyk(72.9%, 65.8%, 0%, 39.2%)
CIE-LAB	lab(27.86, 31.38, -56.83)
CIE-LCH	lch(27.86, 64.91, 298.91°)
OKLab	oklab(39.07% 0.0044 -0.1642)
OKLCH	oklch(39.07% 0.164 271.5)
XYZ	xyz(8.1423, 5.4042, 31.6180)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A359B #9B902A

analogous

#2A6D9B #2A359B #572A9B

triadic

#2A359B #9B2A35 #359B2A

tetradic

#2A359B #9B2A6D #9B902A #2A9B57

square

#2A359B #9B2A6D #9B902A #2A9B57

split-complementary

#2A359B #9B572A #6D9B2A

monochromatic

#10143B #1D256B #2A359B #3947C9 #6974D6

Accessibility & contrast

On white

10.09

#2A359B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2A359B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A359B

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A359B	#FFFFFF	#000000	##FFFFFF
##2A359B	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479E

Deuteranopia (green-blind)

#003D99

Tritanopia (blue-blind)

#005063

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2a359b;
/* rgb */ color: rgb(42, 53, 155);
/* oklch */ color: oklch(39.1% 0.164 271.5);

Tailwind

colors: {
  custom: {
    50: '#746cb9',
    500: '#2a359b',
    950: '#000000',
  },
}

SCSS

$custom: #2a359b;
$custom-light: #746cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a359b",
  "rgb": {
    "r": 42,
    "g": 53,
    "b": 155
  },
  "hsl": {
    "h": 234.159,
    "s": 57.36,
    "l": 38.627
  },
  "oklch": {
    "l": 0.39069,
    "c": 0.16427,
    "h": 271.5
  },
  "luminance": 0.05405
}

Semantic roles & 50–950 ramp

primary

#2A359B

secondary

#BDB464

accent

#D247E1

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #2A359B

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

Preview Lab → · Contrast checker → · Palette generator →