#2E43B8#2E43B8

#2E43B8 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.5% C 0.185 H 269.3°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#2E43B8
RGB	rgb(46, 67, 184)
HSL	hsl(231, 60%, 45%)
HSV	hsv(231, 75%, 72%)
CMYK	cmyk(75%, 63.6%, 0%, 27.8%)
CIE-LAB	lab(34.10, 33.38, -63.99)
CIE-LCH	lch(34.10, 72.17, 297.54°)
OKLab	oklab(44.5% -0.0023 -0.185)
OKLCH	oklch(44.5% 0.185 269.3)
XYZ	xyz(11.7826, 8.0546, 46.2718)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.98

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E43B8 #B8A32E

analogous

#2E88B8 #2E43B8 #5E2EB8

triadic

#2E43B8 #B82E43 #43B82E

tetradic

#2E43B8 #B82E88 #B8A32E #2EB85E

square

#2E43B8 #B82E88 #B8A32E #2EB85E

split-complementary

#2E43B8 #B85E2E #88B82E

monochromatic

#161F56 #223187 #2E43B8 #5064D3 #818FDF

Accessibility & contrast

On white

8.04

#2E43B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2E43B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E43B8

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E43B8	#FFFFFF	#000000	##FFFFFF
##2E43B8	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BC

Deuteranopia (green-blind)

#004AB6

Tritanopia (blue-blind)

#006277

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2e43b8;
/* rgb */ color: rgb(46, 67, 184);
/* oklch */ color: oklch(44.5% 0.185 269.3);

Tailwind

colors: {
  custom: {
    50: '#7c77ce',
    500: '#2e43b8',
    950: '#000000',
  },
}

SCSS

$custom: #2e43b8;
$custom-light: #7c77ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2e43b8",
  "rgb": {
    "r": 46,
    "g": 67,
    "b": 184
  },
  "hsl": {
    "h": 230.87,
    "s": 60,
    "l": 45.098
  },
  "oklch": {
    "l": 0.445,
    "c": 0.18501,
    "h": 269.3
  },
  "luminance": 0.08056
}

Semantic roles & 50–950 ramp

primary

#2E43B8

secondary

#C8BC79

accent

#CB45E3

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2E43B8

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

Preview Lab → · Contrast checker → · Palette generator →