#2B3EA4#2B3EA4

#2B3EA4 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.6% C 0.165 H 269.6°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#2B3EA4
RGB	rgb(43, 62, 164)
HSL	hsl(231, 58%, 41%)
HSV	hsv(231, 74%, 64%)
CMYK	cmyk(73.8%, 62.2%, 0%, 35.7%)
CIE-LAB	lab(30.97, 28.92, -57.19)
CIE-LCH	lch(30.97, 64.08, 296.82°)
OKLab	oklab(41.62% -0.0012 -0.1652)
OKLCH	oklch(41.62% 0.165 269.6)
XYZ	xyz(9.4174, 6.6382, 35.8997)
Luminance	0.0664 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3EA4 #A4912B

analogous

#2B7AA4 #2B3EA4 #552BA4

triadic

#2B3EA4 #A42B3E #3EA42B

tetradic

#2B3EA4 #A42B7A #A4912B #2BA455

square

#2B3EA4 #A42B7A #A4912B #2BA455

split-complementary

#2B3EA4 #A4552B #7AA42B

monochromatic

#121943 #1E2C74 #2B3EA4 #3F56CD #7080D9

Accessibility & contrast

On white

9.02

#2B3EA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2B3EA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3EA4

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3EA4	#FFFFFF	#000000	##FFFFFF
##2B3EA4	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA7

Deuteranopia (green-blind)

#0043A2

Tritanopia (blue-blind)

#00586B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2b3ea4;
/* rgb */ color: rgb(43, 62, 164);
/* oklch */ color: oklch(41.6% 0.165 269.6);

Tailwind

colors: {
  custom: {
    50: '#7673c0',
    500: '#2b3ea4',
    950: '#000000',
  },
}

SCSS

$custom: #2b3ea4;
$custom-light: #7673c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3ea4",
  "rgb": {
    "r": 43,
    "g": 62,
    "b": 164
  },
  "hsl": {
    "h": 230.579,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.41618,
    "c": 0.16516,
    "h": 269.6
  },
  "luminance": 0.06639
}

Semantic roles & 50–950 ramp

primary

#2B3EA4

secondary

#C1B36A

accent

#C946E2

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2B3EA4

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

Preview Lab → · Contrast checker → · Palette generator →