#23409E#23409E

#23409E is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.1% C 0.157 H 266.3°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#23409E
RGB	rgb(35, 64, 158)
HSL	hsl(226, 64%, 38%)
HSV	hsv(226, 78%, 62%)
CMYK	cmyk(77.8%, 59.5%, 0%, 38%)
CIE-LAB	lab(30.62, 24.35, -54.15)
CIE-LCH	lch(30.62, 59.37, 294.21°)
OKLab	oklab(41.1% -0.01 -0.1564)
OKLCH	oklch(41.1% 0.157 266.3)
XYZ	xyz(8.6959, 6.4918, 33.1359)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23409E #9E8123

analogous

#237D9E #23409E #44239E

triadic

#23409E #9E2340 #409E23

tetradic

#23409E #9E237D #9E8123 #239E44

square

#23409E #9E237D #9E8123 #239E44

split-complementary

#23409E #9E4423 #7D9E23

monochromatic

#0D173A #182C6C #23409E #2E54D0 #607DDC

Accessibility & contrast

On white

9.14

#23409E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#23409E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23409E

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23409E	#FFFFFF	#000000	##FFFFFF
##23409E	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA1

Deuteranopia (green-blind)

#00439C

Tritanopia (blue-blind)

#005868

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #23409e;
/* rgb */ color: rgb(35, 64, 158);
/* oklch */ color: oklch(41.1% 0.157 266.3);

Tailwind

colors: {
  custom: {
    50: '#7274bb',
    500: '#23409e',
    950: '#000000',
  },
}

SCSS

$custom: #23409e;
$custom-light: #7274bb;
$custom-dark: #000000;

JSON

{
  "hex": "#23409e",
  "rgb": {
    "r": 35,
    "g": 64,
    "b": 158
  },
  "hsl": {
    "h": 225.854,
    "s": 63.731,
    "l": 37.843
  },
  "oklch": {
    "l": 0.41101,
    "c": 0.1567,
    "h": 266.3
  },
  "luminance": 0.06493
}

Semantic roles & 50–950 ramp

primary

#23409E

secondary

#C1A95C

accent

#C041E7

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #23409E

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

Preview Lab → · Contrast checker → · Palette generator →