#2B356C#2B356C

#2B356C is a dark, moderate blue. Relative luminance 0.041; OKLCH L 35.1% C 0.096 H 272.8°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#2B356C
RGB	rgb(43, 53, 108)
HSL	hsl(231, 43%, 30%)
HSV	hsv(231, 60%, 42%)
CMYK	cmyk(60.2%, 50.9%, 0%, 57.6%)
CIE-LAB	lab(24.14, 14.04, -33.45)
CIE-LCH	lch(24.14, 36.28, 292.77°)
OKLab	oklab(35.13% 0.0047 -0.0955)
OKLCH	oklch(35.13% 0.096 272.8)
XYZ	xyz(4.9753, 4.1421, 14.7218)
Luminance	0.0414 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B356C #6C622B

analogous

#2B566C #2B356C #422B6C

triadic

#2B356C #6C2B35 #356C2B

tetradic

#2B356C #6C2B56 #6C622B #2B6C42

square

#2B356C #6C2B56 #6C622B #2B6C42

split-complementary

#2B356C #6C422B #566C2B

monochromatic

#090B16 #1A2040 #2B356C #3C4A98 #5665BC

Accessibility & contrast

On white

11.48

#2B356C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#2B356C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B356C

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B356C	#FFFFFF	#000000	##FFFFFF
##2B356C	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3C6E

Deuteranopia (green-blind)

#10376B

Tritanopia (blue-blind)

#03414B

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2b356c;
/* rgb */ color: rgb(43, 53, 108);
/* oklch */ color: oklch(35.1% 0.096 272.8);

Tailwind

colors: {
  custom: {
    50: '#6b6c96',
    500: '#2b356c',
    950: '#000000',
  },
}

SCSS

$custom: #2b356c;
$custom-light: #6b6c96;
$custom-dark: #000000;

JSON

{
  "hex": "#2b356c",
  "rgb": {
    "r": 43,
    "g": 53,
    "b": 108
  },
  "hsl": {
    "h": 230.769,
    "s": 43.046,
    "l": 29.608
  },
  "oklch": {
    "l": 0.35129,
    "c": 0.09561,
    "h": 272.8
  },
  "luminance": 0.04143
}

Semantic roles & 50–950 ramp

primary

#2B356C

secondary

#9E9355

accent

#BF55D3

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060D

muted

#7A7A7E

Preview Lab

Preview with #2B356C

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

Preview Lab → · Contrast checker → · Palette generator →