#23359C#23359C

#23359C is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.8% C 0.168 H 269.0°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#23359C
RGB	rgb(35, 53, 156)
HSL	hsl(231, 63%, 37%)
HSV	hsv(231, 78%, 61%)
CMYK	cmyk(77.6%, 66%, 0%, 38.8%)
CIE-LAB	lab(27.58, 30.95, -57.90)
CIE-LCH	lch(27.58, 65.65, 298.13°)
OKLab	oklab(38.8% -0.0028 -0.1675)
OKLCH	oklch(38.8% 0.168 269)
XYZ	xyz(7.9649, 5.3030, 32.0498)
Luminance	0.0530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23359C #9C8A23

analogous

#23729C #23359C #4D239C

triadic

#23359C #9C2335 #359C23

tetradic

#23359C #9C2372 #9C8A23 #239C4D

square

#23359C #9C2372 #9C8A23 #239C4D

split-complementary

#23359C #9C4D23 #729C23

monochromatic

#0D1338 #18246A #23359C #2E46CE #5E71DB

Accessibility & contrast

On white

10.19

#23359C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#23359C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23359C

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23359C	#FFFFFF	#000000	##FFFFFF
##23359C	1.00	10.19	2.06	10.19
#FFFFFF	10.19	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479F

Deuteranopia (green-blind)

#003B9A

Tritanopia (blue-blind)

#005063

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #23359c;
/* rgb */ color: rgb(35, 53, 156);
/* oklch */ color: oklch(38.8% 0.168 269.0);

Tailwind

colors: {
  custom: {
    50: '#726cba',
    500: '#23359c',
    950: '#000000',
  },
}

SCSS

$custom: #23359c;
$custom-light: #726cba;
$custom-dark: #000000;

JSON

{
  "hex": "#23359c",
  "rgb": {
    "r": 35,
    "g": 53,
    "b": 156
  },
  "hsl": {
    "h": 231.074,
    "s": 63.351,
    "l": 37.451
  },
  "oklch": {
    "l": 0.38796,
    "c": 0.16753,
    "h": 269
  },
  "luminance": 0.05304
}

Semantic roles & 50–950 ramp

primary

#23359C

secondary

#C0B15B

accent

#CE41E6

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #23359C

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

Preview Lab → · Contrast checker → · Palette generator →