#23347C#23347C

#23347C is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.7% C 0.124 H 269.1°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#23347C
RGB	rgb(35, 52, 124)
HSL	hsl(229, 56%, 31%)
HSV	hsv(229, 72%, 49%)
CMYK	cmyk(71.8%, 58.1%, 0%, 51.4%)
CIE-LAB	lab(24.54, 19.34, -43.02)
CIE-LCH	lch(24.54, 47.17, 294.20°)
OKLab	oklab(35.68% -0.0018 -0.1239)
OKLCH	oklch(35.68% 0.124 269.1)
XYZ	xyz(5.5580, 4.2680, 19.5958)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23347C #7C6B23

analogous

#23607C #23347C #3E237C

triadic

#23347C #7C2334 #347C23

tetradic

#23347C #7C2360 #7C6B23 #237C3E

square

#23347C #7C2360 #7C6B23 #237C3E

split-complementary

#23347C #7C3E23 #607C23

monochromatic

#080C1D #16204C #23347C #3048AC #4D65CD

Accessibility & contrast

On white

11.33

#23347C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#23347C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23347C

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23347C	#FFFFFF	#000000	##FFFFFF
##23347C	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E7E

Deuteranopia (green-blind)

#00367B

Tritanopia (blue-blind)

#004652

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #23347c;
/* rgb */ color: rgb(35, 52, 124);
/* oklch */ color: oklch(35.7% 0.124 269.1);

Tailwind

colors: {
  custom: {
    50: '#6a6ba2',
    500: '#23347c',
    950: '#000000',
  },
}

SCSS

$custom: #23347c;
$custom-light: #6a6ba2;
$custom-dark: #000000;

JSON

{
  "hex": "#23347c",
  "rgb": {
    "r": 35,
    "g": 52,
    "b": 124
  },
  "hsl": {
    "h": 228.539,
    "s": 55.975,
    "l": 31.176
  },
  "oklch": {
    "l": 0.35678,
    "c": 0.12388,
    "h": 269.1
  },
  "luminance": 0.04269
}

Semantic roles & 50–950 ramp

primary

#23347C

secondary

#AF9C4C

accent

#C249DF

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #23347C

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

Preview Lab → · Contrast checker → · Palette generator →