#2B356D#2B356D

#2B356D is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.2% C 0.097 H 272.8°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#2B356D
RGB	rgb(43, 53, 109)
HSL	hsl(231, 43%, 30%)
HSV	hsv(231, 61%, 43%)
CMYK	cmyk(60.6%, 51.4%, 0%, 57.3%)
CIE-LAB	lab(24.20, 14.41, -33.98)
CIE-LCH	lch(24.20, 36.91, 292.98°)
OKLab	oklab(35.2% 0.0048 -0.0971)
OKLCH	oklch(35.2% 0.097 272.8)
XYZ	xyz(5.0288, 4.1635, 15.0037)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B356D #6D632B

analogous

#2B566D #2B356D #422B6D

triadic

#2B356D #6D2B35 #356D2B

tetradic

#2B356D #6D2B56 #6D632B #2B6D42

square

#2B356D #6D2B56 #6D632B #2B6D42

split-complementary

#2B356D #6D422B #566D2B

monochromatic

#090B16 #1A2041 #2B356D #3C4A99 #5666BC

Accessibility & contrast

On white

11.46

#2B356D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#2B356D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B356D

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B356D	#FFFFFF	#000000	##FFFFFF
##2B356D	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#193D6F

Deuteranopia (green-blind)

#0F376C

Tritanopia (blue-blind)

#01424B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b356d;
/* rgb */ color: rgb(43, 53, 109);
/* oklch */ color: oklch(35.2% 0.097 272.8);

Tailwind

colors: {
  custom: {
    50: '#6b6c97',
    500: '#2b356d',
    950: '#000000',
  },
}

SCSS

$custom: #2b356d;
$custom-light: #6b6c97;
$custom-dark: #000000;

JSON

{
  "hex": "#2b356d",
  "rgb": {
    "r": 43,
    "g": 53,
    "b": 109
  },
  "hsl": {
    "h": 230.909,
    "s": 43.421,
    "l": 29.804
  },
  "oklch": {
    "l": 0.35203,
    "c": 0.09718,
    "h": 272.8
  },
  "luminance": 0.04164
}

Semantic roles & 50–950 ramp

primary

#2B356D

secondary

#9F9455

accent

#C055D3

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060D

muted

#7A7A7E

Preview Lab

Preview with #2B356D

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

Preview Lab → · Contrast checker → · Palette generator →