#2B2587#2B2587

#2B2587 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.4% C 0.156 H 277.1°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#2B2587
RGB	rgb(43, 37, 135)
HSL	hsl(244, 57%, 34%)
HSV	hsv(244, 73%, 53%)
CMYK	cmyk(68.1%, 72.6%, 0%, 47.1%)
CIE-LAB	lab(22.25, 34.54, -53.66)
CIE-LCH	lch(22.25, 63.82, 302.77°)
OKLab	oklab(34.45% 0.0192 -0.155)
OKLCH	oklch(34.45% 0.156 277.1)
XYZ	xyz(6.0296, 3.5855, 23.2913)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2587 #818725

analogous

#255087 #2B2587 #5C2587

triadic

#2B2587 #872B25 #25872B

tetradic

#2B2587 #872550 #818725 #25875C

square

#2B2587 #872550 #818725 #25875C

split-complementary

#2B2587 #875C25 #508725

monochromatic

#0C0B27 #1C1857 #2B2587 #3A32B7 #5D56D1

Accessibility & contrast

On white

12.23

#2B2587 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#2B2587 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2587

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2587	#FFFFFF	#000000	##FFFFFF
##2B2587	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398A

Deuteranopia (green-blind)

#003185

Tritanopia (blue-blind)

#004053

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2b2587;
/* rgb */ color: rgb(43, 37, 135);
/* oklch */ color: oklch(34.4% 0.156 277.1);

Tailwind

colors: {
  custom: {
    50: '#7261ab',
    500: '#2b2587',
    950: '#000000',
  },
}

SCSS

$custom: #2b2587;
$custom-light: #7261ab;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2587",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 135
  },
  "hsl": {
    "h": 243.673,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.34445,
    "c": 0.15614,
    "h": 277.1
  },
  "luminance": 0.03586
}

Semantic roles & 50–950 ramp

primary

#2B2587

secondary

#AFB553

accent

#E048D7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2B2587

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

Preview Lab → · Contrast checker → · Palette generator →