#2B358C#2B358C

#2B358C is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.8% C 0.143 H 272.5°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#2B358C
RGB	rgb(43, 53, 140)
HSL	hsl(234, 53%, 36%)
HSV	hsv(234, 69%, 55%)
CMYK	cmyk(69.3%, 62.1%, 0%, 45.1%)
CIE-LAB	lab(26.60, 25.98, -49.66)
CIE-LCH	lch(26.60, 56.04, 297.62°)
OKLab	oklab(37.75% 0.0062 -0.1432)
OKLCH	oklch(37.75% 0.143 272.5)
XYZ	xyz(7.0014, 4.9526, 25.3928)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B358C #8C822B

analogous

#2B658C #2B358C #512B8C

triadic

#2B358C #8C2B35 #358C2B

tetradic

#2B358C #8C2B65 #8C822B #2B8C51

square

#2B358C #8C2B65 #8C822B #2B8C51

split-complementary

#2B358C #8C512B #658C2B

monochromatic

#0E122E #1D235D #2B358C #3947BB #626ECF

Accessibility & contrast

On white

10.55

#2B358C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2B358C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B358C

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B358C	#FFFFFF	#000000	##FFFFFF
##2B358C	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438F

Deuteranopia (green-blind)

#003B8A

Tritanopia (blue-blind)

#004B5B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b358c;
/* rgb */ color: rgb(43, 53, 140);
/* oklch */ color: oklch(37.8% 0.143 272.5);

Tailwind

colors: {
  custom: {
    50: '#716cae',
    500: '#2b358c',
    950: '#000000',
  },
}

SCSS

$custom: #2b358c;
$custom-light: #716cae;
$custom-dark: #000000;

JSON

{
  "hex": "#2b358c",
  "rgb": {
    "r": 43,
    "g": 53,
    "b": 140
  },
  "hsl": {
    "h": 233.814,
    "s": 53.005,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37753,
    "c": 0.1433,
    "h": 272.5
  },
  "luminance": 0.04953
}

Semantic roles & 50–950 ramp

primary

#2B358C

secondary

#B5AC5E

accent

#CD4BDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #2B358C

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

Preview Lab → · Contrast checker → · Palette generator →