#2B2499#2B2499

#2B2499 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.2% C 0.180 H 275.2°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#2B2499
RGB	rgb(43, 36, 153)
HSL	hsl(244, 62%, 37%)
HSV	hsv(244, 76%, 60%)
CMYK	cmyk(71.9%, 76.5%, 0%, 40%)
CIE-LAB	lab(23.92, 41.21, -62.08)
CIE-LCH	lch(23.92, 74.51, 303.58°)
OKLab	oklab(36.19% 0.0162 -0.1795)
OKLCH	oklch(36.19% 0.18 275.2)
XYZ	xyz(7.3750, 4.0745, 30.5286)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2499 #929924

analogous

#245799 #2B2499 #662499

triadic

#2B2499 #992B24 #24992B

tetradic

#2B2499 #992457 #929924 #249966

square

#2B2499 #992457 #929924 #249966

split-complementary

#2B2499 #996624 #579924

monochromatic

#0F0D36 #1D1867 #2B2499 #3930CB #665ED9

Accessibility & contrast

On white

11.57

#2B2499 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#2B2499 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2499

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2499	#FFFFFF	#000000	##FFFFFF
##2B2499	1.00	11.57	1.82	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9C

Deuteranopia (green-blind)

#003497

Tritanopia (blue-blind)

#00465D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2b2499;
/* rgb */ color: rgb(43, 36, 153);
/* oklch */ color: oklch(36.2% 0.180 275.2);

Tailwind

colors: {
  custom: {
    50: '#7661b8',
    500: '#2b2499',
    950: '#000000',
  },
}

SCSS

$custom: #2b2499;
$custom-light: #7661b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2499",
  "rgb": {
    "r": 43,
    "g": 36,
    "b": 153
  },
  "hsl": {
    "h": 243.59,
    "s": 61.905,
    "l": 37.059
  },
  "oklch": {
    "l": 0.36191,
    "c": 0.18024,
    "h": 275.2
  },
  "luminance": 0.04075
}

Semantic roles & 50–950 ramp

primary

#2B2499

secondary

#B8BE5B

accent

#E543DB

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2B2499

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

Preview Lab → · Contrast checker → · Palette generator →