#2340A3#2340A3

#2340A3 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.5% C 0.164 H 266.5°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#2340A3
RGB	rgb(35, 64, 163)
HSL	hsl(226, 65%, 39%)
HSV	hsv(226, 79%, 64%)
CMYK	cmyk(78.5%, 60.7%, 0%, 36.1%)
CIE-LAB	lab(31.04, 26.28, -56.49)
CIE-LCH	lch(31.04, 62.30, 294.95°)
OKLab	oklab(41.54% -0.0099 -0.1632)
OKLCH	oklch(41.54% 0.164 266.5)
XYZ	xyz(9.1351, 6.6674, 35.4487)
Luminance	0.0667 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2340A3 #A38623

analogous

#2380A3 #2340A3 #4623A3

triadic

#2340A3 #A32340 #40A323

tetradic

#2340A3 #A32380 #A38623 #23A346

square

#2340A3 #A32380 #A38623 #23A346

split-complementary

#2340A3 #A34623 #80A323

monochromatic

#0D183E #182C71 #2340A3 #3155D3 #637FDD

Accessibility & contrast

On white

9.00

#2340A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2340A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2340A3

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2340A3	#FFFFFF	#000000	##FFFFFF
##2340A3	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA6

Deuteranopia (green-blind)

#0043A1

Tritanopia (blue-blind)

#00596B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2340a3;
/* rgb */ color: rgb(35, 64, 163);
/* oklch */ color: oklch(41.5% 0.164 266.5);

Tailwind

colors: {
  custom: {
    50: '#7374bf',
    500: '#2340a3',
    950: '#000000',
  },
}

SCSS

$custom: #2340a3;
$custom-light: #7374bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2340a3",
  "rgb": {
    "r": 35,
    "g": 64,
    "b": 163
  },
  "hsl": {
    "h": 226.406,
    "s": 64.646,
    "l": 38.824
  },
  "oklch": {
    "l": 0.41542,
    "c": 0.16355,
    "h": 266.5
  },
  "luminance": 0.06668
}

Semantic roles & 50–950 ramp

primary

#2340A3

secondary

#C3AC5F

accent

#C240E8

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2340A3

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

Preview Lab → · Contrast checker → · Palette generator →