#23368B#23368B

#23368B is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.4% C 0.143 H 268.8°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#23368B
RGB	rgb(35, 54, 139)
HSL	hsl(229, 60%, 34%)
HSV	hsv(229, 75%, 55%)
CMYK	cmyk(74.8%, 61.2%, 0%, 45.5%)
CIE-LAB	lab(26.33, 23.79, -49.50)
CIE-LCH	lch(26.33, 54.92, 295.67°)
OKLab	oklab(37.41% -0.0031 -0.1429)
OKLCH	oklch(37.41% 0.143 268.8)
XYZ	xyz(6.6709, 4.8590, 25.0074)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23368B #8B7823

analogous

#236A8B #23368B #44238B

triadic

#23368B #8B2336 #368B23

tetradic

#23368B #8B236A #8B7823 #238B44

square

#23368B #8B236A #8B7823 #238B44

split-complementary

#23368B #8B4423 #6A8B23

monochromatic

#0A1029 #17235A #23368B #2F49BC #546CD4

Accessibility & contrast

On white

10.65

#23368B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#23368B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23368B

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23368B	#FFFFFF	#000000	##FFFFFF
##23368B	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438E

Deuteranopia (green-blind)

#003A89

Tritanopia (blue-blind)

#004B5B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #23368b;
/* rgb */ color: rgb(35, 54, 139);
/* oklch */ color: oklch(37.4% 0.143 268.8);

Tailwind

colors: {
  custom: {
    50: '#6e6cae',
    500: '#23368b',
    950: '#000000',
  },
}

SCSS

$custom: #23368b;
$custom-light: #6e6cae;
$custom-dark: #000000;

JSON

{
  "hex": "#23368b",
  "rgb": {
    "r": 35,
    "g": 54,
    "b": 139
  },
  "hsl": {
    "h": 229.038,
    "s": 59.77,
    "l": 34.118
  },
  "oklch": {
    "l": 0.37405,
    "c": 0.1429,
    "h": 268.8
  },
  "luminance": 0.0486
}

Semantic roles & 50–950 ramp

primary

#23368B

secondary

#B8A552

accent

#C645E3

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #23368B

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

Preview Lab → · Contrast checker → · Palette generator →