#2B368B#2B368B

#2B368B is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.9% C 0.141 H 272.2°. Best body text is #FFFFFF at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#2B368B
RGB	rgb(43, 54, 139)
HSL	hsl(233, 53%, 36%)
HSV	hsv(233, 69%, 55%)
CMYK	cmyk(69.1%, 61.2%, 0%, 45.5%)
CIE-LAB	lab(26.78, 24.93, -48.75)
CIE-LCH	lch(26.78, 54.75, 297.09°)
OKLab	oklab(37.86% 0.0054 -0.1405)
OKLCH	oklch(37.86% 0.141 272.2)
XYZ	xyz(6.9741, 5.0154, 25.0216)
Luminance	0.0502 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B368B #8B802B

analogous

#2B668B #2B368B #502B8B

triadic

#2B368B #8B2B36 #368B2B

tetradic

#2B368B #8B2B66 #8B802B #2B8B50

square

#2B368B #8B2B66 #8B802B #2B8B50

split-complementary

#2B368B #8B502B #668B2B

monochromatic

#0E122E #1D245C #2B368B #3948BA #626ECE

Accessibility & contrast

On white

10.48

#2B368B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#2B368B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B368B

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B368B	#FFFFFF	#000000	##FFFFFF
##2B368B	1.00	10.48	2.00	10.48
#FFFFFF	10.48	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00448E

Deuteranopia (green-blind)

#003B89

Tritanopia (blue-blind)

#004B5B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b368b;
/* rgb */ color: rgb(43, 54, 139);
/* oklch */ color: oklch(37.9% 0.141 272.2);

Tailwind

colors: {
  custom: {
    50: '#716dae',
    500: '#2b368b',
    950: '#000000',
  },
}

SCSS

$custom: #2b368b;
$custom-light: #716dae;
$custom-dark: #000000;

JSON

{
  "hex": "#2b368b",
  "rgb": {
    "r": 43,
    "g": 54,
    "b": 139
  },
  "hsl": {
    "h": 233.125,
    "s": 52.747,
    "l": 35.686
  },
  "oklch": {
    "l": 0.37859,
    "c": 0.14057,
    "h": 272.2
  },
  "luminance": 0.05016
}

Semantic roles & 50–950 ramp

primary

#2B368B

secondary

#B5AB5D

accent

#CC4CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #2B368B

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

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