#2B359F#2B359F

#2B359F is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.5% C 0.169 H 271.8°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#2B359F
RGB	rgb(43, 53, 159)
HSL	hsl(235, 57%, 40%)
HSV	hsv(235, 73%, 62%)
CMYK	cmyk(73%, 66.7%, 0%, 37.6%)
CIE-LAB	lab(28.28, 32.96, -58.56)
CIE-LCH	lch(28.28, 67.20, 299.37°)
OKLab	oklab(39.51% 0.0052 -0.1693)
OKLCH	oklch(39.51% 0.169 271.8)
XYZ	xyz(8.5253, 5.5621, 33.4185)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B359F #9F952B

analogous

#2B6F9F #2B359F #5B2B9F

triadic

#2B359F #9F2B35 #359F2B

tetradic

#2B359F #9F2B6F #9F952B #2B9F5B

square

#2B359F #9F2B6F #9F952B #2B9F5B

split-complementary

#2B359F #9F5B2B #6F9F2B

monochromatic

#11153F #1E256F #2B359F #3D49CA #6D76D7

Accessibility & contrast

On white

9.94

#2B359F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2B359F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B359F

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B359F	#FFFFFF	#000000	##FFFFFF
##2B359F	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A2

Deuteranopia (green-blind)

#003D9D

Tritanopia (blue-blind)

#005165

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2b359f;
/* rgb */ color: rgb(43, 53, 159);
/* oklch */ color: oklch(39.5% 0.169 271.8);

Tailwind

colors: {
  custom: {
    50: '#766cbc',
    500: '#2b359f',
    950: '#000000',
  },
}

SCSS

$custom: #2b359f;
$custom-light: #766cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2b359f",
  "rgb": {
    "r": 43,
    "g": 53,
    "b": 159
  },
  "hsl": {
    "h": 234.828,
    "s": 57.426,
    "l": 39.608
  },
  "oklch": {
    "l": 0.39506,
    "c": 0.16935,
    "h": 271.8
  },
  "luminance": 0.05563
}

Semantic roles & 50–950 ramp

primary

#2B359F

secondary

#BEB767

accent

#D347E1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2B359F

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

Preview Lab → · Contrast checker → · Palette generator →