#23318D#23318D

#23318D is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.6% C 0.152 H 270.2°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#23318D
RGB	rgb(35, 49, 141)
HSL	hsl(232, 60%, 35%)
HSV	hsv(232, 75%, 55%)
CMYK	cmyk(75.2%, 65.2%, 0%, 44.7%)
CIE-LAB	lab(25.19, 27.95, -52.60)
CIE-LCH	lch(25.19, 59.57, 297.99°)
OKLab	oklab(36.61% 0.0005 -0.152)
OKLCH	oklch(36.61% 0.152 270.2)
XYZ	xyz(6.5975, 4.4763, 25.7105)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23318D #8D7F23

analogous

#23668D #23318D #4A238D

triadic

#23318D #8D2331 #318D23

tetradic

#23318D #8D2366 #8D7F23 #238D4A

square

#23318D #8D2366 #8D7F23 #238D4A

split-complementary

#23318D #8D4A23 #668D23

monochromatic

#0B0F2B #17205C #23318D #2F42BE #5566D5

Accessibility & contrast

On white

11.08

#23318D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#23318D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23318D

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23318D	#FFFFFF	#000000	##FFFFFF
##23318D	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004190

Deuteranopia (green-blind)

#00378B

Tritanopia (blue-blind)

#00495A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #23318d;
/* rgb */ color: rgb(35, 49, 141);
/* oklch */ color: oklch(36.6% 0.152 270.2);

Tailwind

colors: {
  custom: {
    50: '#6f69af',
    500: '#23318d',
    950: '#000000',
  },
}

SCSS

$custom: #23318d;
$custom-light: #6f69af;
$custom-dark: #000000;

JSON

{
  "hex": "#23318d",
  "rgb": {
    "r": 35,
    "g": 49,
    "b": 141
  },
  "hsl": {
    "h": 232.075,
    "s": 60.227,
    "l": 34.51
  },
  "oklch": {
    "l": 0.36615,
    "c": 0.15204,
    "h": 270.2
  },
  "luminance": 0.04477
}

Semantic roles & 50–950 ramp

primary

#23318D

secondary

#B9AB53

accent

#CE44E3

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #23318D

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

Preview Lab → · Contrast checker → · Palette generator →