#2B2398#2B2398

#2B2398 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.9% C 0.180 H 275.4°. Best body text is #FFFFFF at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#2B2398
RGB	rgb(43, 35, 152)
HSL	hsl(244, 63%, 37%)
HSV	hsv(244, 77%, 60%)
CMYK	cmyk(71.7%, 77%, 0%, 40.4%)
CIE-LAB	lab(23.61, 41.43, -61.97)
CIE-LCH	lch(23.61, 74.55, 303.77°)
OKLab	oklab(35.94% 0.017 -0.1792)
OKLCH	oklch(35.94% 0.18 275.4)
XYZ	xyz(7.2629, 3.9820, 30.0855)
Luminance	0.0398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2398 #909823

analogous

#235598 #2B2398 #662398

triadic

#2B2398 #982B23 #23982B

tetradic

#2B2398 #982355 #909823 #239866

square

#2B2398 #982355 #909823 #239866

split-complementary

#2B2398 #986623 #559823

monochromatic

#0F0C35 #1D1866 #2B2398 #392ECA #655CD9

Accessibility & contrast

On white

11.69

#2B2398 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#2B2398 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2398

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2398	#FFFFFF	#000000	##FFFFFF
##2B2398	1.00	11.69	1.80	11.69
#FFFFFF	11.69	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9B

Deuteranopia (green-blind)

#003396

Tritanopia (blue-blind)

#00455C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2b2398;
/* rgb */ color: rgb(43, 35, 152);
/* oklch */ color: oklch(35.9% 0.180 275.4);

Tailwind

colors: {
  custom: {
    50: '#7660b8',
    500: '#2b2398',
    950: '#000000',
  },
}

SCSS

$custom: #2b2398;
$custom-light: #7660b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2398",
  "rgb": {
    "r": 43,
    "g": 35,
    "b": 152
  },
  "hsl": {
    "h": 244.103,
    "s": 62.567,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35944,
    "c": 0.17997,
    "h": 275.4
  },
  "luminance": 0.03983
}

Semantic roles & 50–950 ramp

primary

#2B2398

secondary

#B7BE59

accent

#E642DA

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #2B2398

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

Preview Lab → · Contrast checker → · Palette generator →