#2B3EA1#2B3EA1

#2B3EA1 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.4% C 0.161 H 269.6°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#2B3EA1
RGB	rgb(43, 62, 161)
HSL	hsl(230, 58%, 40%)
HSV	hsv(230, 73%, 63%)
CMYK	cmyk(73.3%, 61.5%, 0%, 36.9%)
CIE-LAB	lab(30.71, 27.80, -55.79)
CIE-LCH	lch(30.71, 62.33, 296.48°)
OKLab	oklab(41.35% -0.0012 -0.1611)
OKLCH	oklch(41.35% 0.161 269.6)
XYZ	xyz(9.1497, 6.5311, 34.4897)
Luminance	0.0653 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3EA1 #A18E2B

analogous

#2B79A1 #2B3EA1 #532BA1

triadic

#2B3EA1 #A12B3E #3EA12B

tetradic

#2B3EA1 #A12B79 #A18E2B #2BA153

square

#2B3EA1 #A12B79 #A18E2B #2BA153

split-complementary

#2B3EA1 #A1532B #79A12B

monochromatic

#111940 #1E2B71 #2B3EA1 #3E55CB #6E7FD8

Accessibility & contrast

On white

9.11

#2B3EA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#2B3EA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3EA1

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3EA1	#FFFFFF	#000000	##FFFFFF
##2B3EA1	1.00	9.11	2.31	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA4

Deuteranopia (green-blind)

#00439F

Tritanopia (blue-blind)

#005769

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2b3ea1;
/* rgb */ color: rgb(43, 62, 161);
/* oklch */ color: oklch(41.4% 0.161 269.6);

Tailwind

colors: {
  custom: {
    50: '#7573be',
    500: '#2b3ea1',
    950: '#000000',
  },
}

SCSS

$custom: #2b3ea1;
$custom-light: #7573be;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3ea1",
  "rgb": {
    "r": 43,
    "g": 62,
    "b": 161
  },
  "hsl": {
    "h": 230.339,
    "s": 57.843,
    "l": 40
  },
  "oklch": {
    "l": 0.41352,
    "c": 0.16107,
    "h": 269.6
  },
  "luminance": 0.06532
}

Semantic roles & 50–950 ramp

primary

#2B3EA1

secondary

#BFB169

accent

#C847E1

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2B3EA1

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

Preview Lab → · Contrast checker → · Palette generator →