#23429B#23429B

#23429B is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.3% C 0.150 H 265.6°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#23429B
RGB	rgb(35, 66, 155)
HSL	hsl(225, 63%, 37%)
HSV	hsv(225, 77%, 61%)
CMYK	cmyk(77.4%, 57.4%, 0%, 39.2%)
CIE-LAB	lab(30.92, 21.82, -51.83)
CIE-LCH	lch(30.92, 56.24, 292.83°)
OKLab	oklab(41.25% -0.0116 -0.1495)
OKLCH	oklch(41.25% 0.15 265.6)
XYZ	xyz(8.5557, 6.6194, 31.8307)
Luminance	0.0662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23429B #9B7C23

analogous

#237E9B #23429B #40239B

triadic

#23429B #9B2342 #429B23

tetradic

#23429B #9B237E #9B7C23 #239B40

square

#23429B #9B237E #9B7C23 #239B40

split-complementary

#23429B #9B4023 #7E9B23

monochromatic

#0C1737 #182D69 #23429B #2E57CD #5E7EDB

Accessibility & contrast

On white

9.04

#23429B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#23429B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23429B

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23429B	#FFFFFF	#000000	##FFFFFF
##23429B	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9E

Deuteranopia (green-blind)

#004399

Tritanopia (blue-blind)

#005868

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #23429b;
/* rgb */ color: rgb(35, 66, 155);
/* oklch */ color: oklch(41.3% 0.150 265.6);

Tailwind

colors: {
  custom: {
    50: '#7175b9',
    500: '#23429b',
    950: '#000000',
  },
}

SCSS

$custom: #23429b;
$custom-light: #7175b9;
$custom-dark: #000000;

JSON

{
  "hex": "#23429b",
  "rgb": {
    "r": 35,
    "g": 66,
    "b": 155
  },
  "hsl": {
    "h": 224.5,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.41253,
    "c": 0.15,
    "h": 265.6
  },
  "luminance": 0.0662
}

Semantic roles & 50–950 ramp

primary

#23429B

secondary

#BFA55A

accent

#BC42E6

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #23429B

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

Preview Lab → · Contrast checker → · Palette generator →