#2A2587#2A2587

#2A2587 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.4% C 0.156 H 276.6°. Best body text is #FFFFFF at 12.26:1 contrast (WCAG AA passes).

Color values

HEX	#2A2587
RGB	rgb(42, 37, 135)
HSL	hsl(243, 57%, 34%)
HSV	hsv(243, 73%, 53%)
CMYK	cmyk(68.9%, 72.6%, 0%, 47.1%)
CIE-LAB	lab(22.17, 34.41, -53.79)
CIE-LCH	lch(22.17, 63.85, 302.61°)
OKLab	oklab(34.37% 0.0178 -0.1554)
OKLCH	oklch(34.37% 0.156 276.6)
XYZ	xyz(5.9882, 3.5641, 23.2893)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2587 #828725

analogous

#255187 #2A2587 #5B2587

triadic

#2A2587 #872A25 #25872A

tetradic

#2A2587 #872551 #828725 #25875B

square

#2A2587 #872551 #828725 #25875B

split-complementary

#2A2587 #875B25 #518725

monochromatic

#0C0B27 #1B1857 #2A2587 #3932B7 #5C56D1

Accessibility & contrast

On white

12.26

#2A2587 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#2A2587 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2587

12.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2587	#FFFFFF	#000000	##FFFFFF
##2A2587	1.00	12.26	1.71	12.26
#FFFFFF	12.26	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.26	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: #2a2587;
/* rgb */ color: rgb(42, 37, 135);
/* oklch */ color: oklch(34.4% 0.156 276.6);

Tailwind

colors: {
  custom: {
    50: '#7161ab',
    500: '#2a2587',
    950: '#000000',
  },
}

SCSS

$custom: #2a2587;
$custom-light: #7161ab;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2587",
  "rgb": {
    "r": 42,
    "g": 37,
    "b": 135
  },
  "hsl": {
    "h": 243.061,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.34371,
    "c": 0.15638,
    "h": 276.6
  },
  "luminance": 0.03565
}

Semantic roles & 50–950 ramp

primary

#2A2587

secondary

#B0B553

accent

#E048D8

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2A2587

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

Preview Lab → · Contrast checker → · Palette generator →