#2E3FA9#2E3FA9

#2E3FA9 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.4% C 0.170 H 270.3°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#2E3FA9
RGB	rgb(46, 63, 169)
HSL	hsl(232, 57%, 42%)
HSV	hsv(232, 73%, 66%)
CMYK	cmyk(72.8%, 62.7%, 0%, 33.7%)
CIE-LAB	lab(31.81, 30.48, -58.82)
CIE-LCH	lch(31.81, 66.25, 297.39°)
OKLab	oklab(42.41% 0.0009 -0.1699)
OKLCH	oklch(42.41% 0.17 270.3)
XYZ	xyz(10.0632, 6.9994, 38.3491)
Luminance	0.0700 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E3FA9 #A9982E

analogous

#2E7DA9 #2E3FA9 #5A2EA9

triadic

#2E3FA9 #A92E3F #3FA92E

tetradic

#2E3FA9 #A92E7D #A9982E #2EA95A

square

#2E3FA9 #A92E7D #A9982E #2EA95A

split-complementary

#2E3FA9 #A95A2E #7DA92E

monochromatic

#141B49 #212D79 #2E3FA9 #475ACD #7785DA

Accessibility & contrast

On white

8.75

#2E3FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#2E3FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E3FA9

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E3FA9	#FFFFFF	#000000	##FFFFFF
##2E3FA9	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AC

Deuteranopia (green-blind)

#0045A7

Tritanopia (blue-blind)

#005A6E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2e3fa9;
/* rgb */ color: rgb(46, 63, 169);
/* oklch */ color: oklch(42.4% 0.170 270.3);

Tailwind

colors: {
  custom: {
    50: '#7874c3',
    500: '#2e3fa9',
    950: '#000000',
  },
}

SCSS

$custom: #2e3fa9;
$custom-light: #7874c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2e3fa9",
  "rgb": {
    "r": 46,
    "g": 63,
    "b": 169
  },
  "hsl": {
    "h": 231.707,
    "s": 57.209,
    "l": 42.157
  },
  "oklch": {
    "l": 0.42411,
    "c": 0.16987,
    "h": 270.3
  },
  "luminance": 0.07
}

Semantic roles & 50–950 ramp

primary

#2E3FA9

secondary

#C2B771

accent

#CB47E0

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2E3FA9

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

Preview Lab → · Contrast checker → · Palette generator →