#2B2589#2B2589

#2B2589 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.6% C 0.159 H 276.8°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#2B2589
RGB	rgb(43, 37, 137)
HSL	hsl(244, 57%, 34%)
HSV	hsv(244, 73%, 54%)
CMYK	cmyk(68.6%, 73%, 0%, 46.3%)
CIE-LAB	lab(22.45, 35.23, -54.58)
CIE-LCH	lch(22.45, 64.96, 302.84°)
OKLab	oklab(34.65% 0.0188 -0.1577)
OKLCH	oklch(34.65% 0.159 276.8)
XYZ	xyz(6.1717, 3.6423, 24.0399)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2589 #838925

analogous

#255189 #2B2589 #5D2589

triadic

#2B2589 #892B25 #25892B

tetradic

#2B2589 #892551 #838925 #25895D

square

#2B2589 #892551 #838925 #25895D

split-complementary

#2B2589 #895D25 #518925

monochromatic

#0D0B29 #1C1859 #2B2589 #3A32B9 #5E57D2

Accessibility & contrast

On white

12.15

#2B2589 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#2B2589 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2589

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2589	#FFFFFF	#000000	##FFFFFF
##2B2589	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8C

Deuteranopia (green-blind)

#003187

Tritanopia (blue-blind)

#004154

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2b2589;
/* rgb */ color: rgb(43, 37, 137);
/* oklch */ color: oklch(34.6% 0.159 276.8);

Tailwind

colors: {
  custom: {
    50: '#7261ac',
    500: '#2b2589',
    950: '#000000',
  },
}

SCSS

$custom: #2b2589;
$custom-light: #7261ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2589",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 137
  },
  "hsl": {
    "h": 243.6,
    "s": 57.471,
    "l": 34.118
  },
  "oklch": {
    "l": 0.3465,
    "c": 0.15877,
    "h": 276.8
  },
  "luminance": 0.03643
}

Semantic roles & 50–950 ramp

primary

#2B2589

secondary

#B0B654

accent

#E147D7

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2B2589

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

Preview Lab → · Contrast checker → · Palette generator →