#2E40AA#2E40AA

#2E40AA is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.7% C 0.170 H 270.1°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#2E40AA
RGB	rgb(46, 64, 170)
HSL	hsl(231, 57%, 42%)
HSV	hsv(231, 73%, 67%)
CMYK	cmyk(72.9%, 62.4%, 0%, 33.3%)
CIE-LAB	lab(32.14, 30.19, -58.86)
CIE-LCH	lch(32.14, 66.16, 297.16°)
OKLab	oklab(42.69% 0.0002 -0.17)
OKLCH	oklch(42.69% 0.17 270.1)
XYZ	xyz(10.2133, 7.1489, 38.8640)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E40AA #AA982E

analogous

#2E7EAA #2E40AA #5A2EAA

triadic

#2E40AA #AA2E40 #40AA2E

tetradic

#2E40AA #AA2E7E #AA982E #2EAA5A

square

#2E40AA #AA2E7E #AA982E #2EAA5A

split-complementary

#2E40AA #AA5A2E #7EAA2E

monochromatic

#141C4A #212E7A #2E40AA #485BCD #7886DA

Accessibility & contrast

On white

8.64

#2E40AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2E40AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E40AA

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E40AA	#FFFFFF	#000000	##FFFFFF
##2E40AA	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AD

Deuteranopia (green-blind)

#0046A8

Tritanopia (blue-blind)

#005B6F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2e40aa;
/* rgb */ color: rgb(46, 64, 170);
/* oklch */ color: oklch(42.7% 0.170 270.1);

Tailwind

colors: {
  custom: {
    50: '#7974c4',
    500: '#2e40aa',
    950: '#000000',
  },
}

SCSS

$custom: #2e40aa;
$custom-light: #7974c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2e40aa",
  "rgb": {
    "r": 46,
    "g": 64,
    "b": 170
  },
  "hsl": {
    "h": 231.29,
    "s": 57.407,
    "l": 42.353
  },
  "oklch": {
    "l": 0.42687,
    "c": 0.17,
    "h": 270.1
  },
  "luminance": 0.0715
}

Semantic roles & 50–950 ramp

primary

#2E40AA

secondary

#C3B771

accent

#CA47E1

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2E40AA

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

Preview Lab → · Contrast checker → · Palette generator →