#2B368C#2B368C

#2B368C is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.9% C 0.142 H 272.2°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#2B368C
RGB	rgb(43, 54, 140)
HSL	hsl(233, 53%, 36%)
HSV	hsv(233, 69%, 55%)
CMYK	cmyk(69.3%, 61.4%, 0%, 45.1%)
CIE-LAB	lab(26.86, 25.31, -49.23)
CIE-LCH	lch(26.86, 55.36, 297.21°)
OKLab	oklab(37.95% 0.0054 -0.1419)
OKLCH	oklch(37.95% 0.142 272.2)
XYZ	xyz(7.0475, 5.0447, 25.4082)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B368C #8C812B

analogous

#2B668C #2B368C #502B8C

triadic

#2B368C #8C2B36 #368C2B

tetradic

#2B368C #8C2B66 #8C812B #2B8C50

square

#2B368C #8C2B66 #8C812B #2B8C50

split-complementary

#2B368C #8C502B #668C2B

monochromatic

#0E122E #1D245D #2B368C #3948BB #626FCF

Accessibility & contrast

On white

10.45

#2B368C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#2B368C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B368C

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B368C	#FFFFFF	#000000	##FFFFFF
##2B368C	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00448F

Deuteranopia (green-blind)

#003B8A

Tritanopia (blue-blind)

#004B5B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b368c;
/* rgb */ color: rgb(43, 54, 140);
/* oklch */ color: oklch(37.9% 0.142 272.2);

Tailwind

colors: {
  custom: {
    50: '#716dae',
    500: '#2b368c',
    950: '#000000',
  },
}

SCSS

$custom: #2b368c;
$custom-light: #716dae;
$custom-dark: #000000;

JSON

{
  "hex": "#2b368c",
  "rgb": {
    "r": 43,
    "g": 54,
    "b": 140
  },
  "hsl": {
    "h": 233.196,
    "s": 53.005,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37947,
    "c": 0.142,
    "h": 272.2
  },
  "luminance": 0.05045
}

Semantic roles & 50–950 ramp

primary

#2B368C

secondary

#B5AB5E

accent

#CC4BDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #2B368C

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

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