#2B2689#2B2689

#2B2689 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.8% C 0.158 H 276.6°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#2B2689
RGB	rgb(43, 38, 137)
HSL	hsl(243, 57%, 34%)
HSV	hsv(243, 72%, 54%)
CMYK	cmyk(68.6%, 72.3%, 0%, 46.3%)
CIE-LAB	lab(22.67, 34.62, -54.22)
CIE-LCH	lch(22.67, 64.33, 302.56°)
OKLab	oklab(34.81% 0.0182 -0.1566)
OKLCH	oklch(34.81% 0.158 276.6)
XYZ	xyz(6.2033, 3.7054, 24.0504)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2689 #848926

analogous

#265389 #2B2689 #5D2689

triadic

#2B2689 #892B26 #26892B

tetradic

#2B2689 #892653 #848926 #26895D

square

#2B2689 #892653 #848926 #26895D

split-complementary

#2B2689 #895D26 #538926

monochromatic

#0D0B29 #1C1959 #2B2689 #3A33B9 #5F59D1

Accessibility & contrast

On white

12.06

#2B2689 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#2B2689 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2689

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2689	#FFFFFF	#000000	##FFFFFF
##2B2689	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8C

Deuteranopia (green-blind)

#003287

Tritanopia (blue-blind)

#004154

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2b2689;
/* rgb */ color: rgb(43, 38, 137);
/* oklch */ color: oklch(34.8% 0.158 276.6);

Tailwind

colors: {
  custom: {
    50: '#7261ac',
    500: '#2b2689',
    950: '#000000',
  },
}

SCSS

$custom: #2b2689;
$custom-light: #7261ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2689",
  "rgb": {
    "r": 43,
    "g": 38,
    "b": 137
  },
  "hsl": {
    "h": 243.03,
    "s": 56.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.34808,
    "c": 0.15764,
    "h": 276.6
  },
  "luminance": 0.03706
}

Semantic roles & 50–950 ramp

primary

#2B2689

secondary

#B1B655

accent

#E048D8

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2B2689

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

Preview Lab → · Contrast checker → · Palette generator →