#23347F#23347F

#23347F is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.9% C 0.128 H 269.2°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#23347F
RGB	rgb(35, 52, 127)
HSL	hsl(229, 57%, 32%)
HSV	hsv(229, 72%, 50%)
CMYK	cmyk(72.4%, 59.1%, 0%, 50.2%)
CIE-LAB	lab(24.78, 20.51, -44.52)
CIE-LCH	lch(24.78, 49.02, 294.73°)
OKLab	oklab(35.94% -0.0017 -0.1283)
OKLCH	oklch(35.94% 0.128 269.2)
XYZ	xyz(5.7506, 4.3450, 20.6102)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23347F #7F6E23

analogous

#23627F #23347F #40237F

triadic

#23347F #7F2334 #347F23

tetradic

#23347F #7F2362 #7F6E23 #237F40

square

#23347F #7F2362 #7F6E23 #237F40

split-complementary

#23347F #7F4023 #627F23

monochromatic

#090D1F #16204F #23347F #3048AF #4E66CE

Accessibility & contrast

On white

11.23

#23347F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#23347F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23347F

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23347F	#FFFFFF	#000000	##FFFFFF
##23347F	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F82

Deuteranopia (green-blind)

#00377E

Tritanopia (blue-blind)

#004654

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #23347f;
/* rgb */ color: rgb(35, 52, 127);
/* oklch */ color: oklch(35.9% 0.128 269.2);

Tailwind

colors: {
  custom: {
    50: '#6b6ba5',
    500: '#23347f',
    950: '#000000',
  },
}

SCSS

$custom: #23347f;
$custom-light: #6b6ba5;
$custom-dark: #000000;

JSON

{
  "hex": "#23347f",
  "rgb": {
    "r": 35,
    "g": 52,
    "b": 127
  },
  "hsl": {
    "h": 228.913,
    "s": 56.79,
    "l": 31.765
  },
  "oklch": {
    "l": 0.35936,
    "c": 0.12829,
    "h": 269.2
  },
  "luminance": 0.04346
}

Semantic roles & 50–950 ramp

primary

#23347F

secondary

#B19F4C

accent

#C448E0

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #23347F

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

Preview Lab → · Contrast checker → · Palette generator →