#2B359C#2B359C

#2B359C is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.2% C 0.165 H 271.9°. Best body text is #FFFFFF at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#2B359C
RGB	rgb(43, 53, 156)
HSL	hsl(235, 57%, 39%)
HSV	hsv(235, 72%, 61%)
CMYK	cmyk(72.4%, 66%, 0%, 38.8%)
CIE-LAB	lab(28.01, 31.87, -57.19)
CIE-LCH	lch(28.01, 65.47, 299.13°)
OKLab	oklab(39.22% 0.0054 -0.1652)
OKLCH	oklch(39.22% 0.165 271.9)
XYZ	xyz(8.2681, 5.4593, 32.0641)
Luminance	0.0546 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B359C #9C922B

analogous

#2B6E9C #2B359C #5A2B9C

triadic

#2B359C #9C2B35 #359C2B

tetradic

#2B359C #9C2B6E #9C922B #2B9C5A

square

#2B359C #9C2B6E #9C922B #2B9C5A

split-complementary

#2B359C #9C5A2B #6E9C2B

monochromatic

#11143C #1E256C #2B359C #3B48C9 #6B75D6

Accessibility & contrast

On white

10.04

#2B359C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2B359C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B359C

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B359C	#FFFFFF	#000000	##FFFFFF
##2B359C	1.00	10.04	2.09	10.04
#FFFFFF	10.04	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479F

Deuteranopia (green-blind)

#003D9A

Tritanopia (blue-blind)

#005063

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2b359c;
/* rgb */ color: rgb(43, 53, 156);
/* oklch */ color: oklch(39.2% 0.165 271.9);

Tailwind

colors: {
  custom: {
    50: '#756cba',
    500: '#2b359c',
    950: '#000000',
  },
}

SCSS

$custom: #2b359c;
$custom-light: #756cba;
$custom-dark: #000000;

JSON

{
  "hex": "#2b359c",
  "rgb": {
    "r": 43,
    "g": 53,
    "b": 156
  },
  "hsl": {
    "h": 234.69,
    "s": 56.784,
    "l": 39.02
  },
  "oklch": {
    "l": 0.39221,
    "c": 0.16534,
    "h": 271.9
  },
  "luminance": 0.0546
}

Semantic roles & 50–950 ramp

primary

#2B359C

secondary

#BDB566

accent

#D348E0

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2B359C

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

Preview Lab → · Contrast checker → · Palette generator →