#23359D#23359D

#23359D is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.9% C 0.169 H 269.0°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#23359D
RGB	rgb(35, 53, 157)
HSL	hsl(231, 64%, 38%)
HSV	hsv(231, 78%, 62%)
CMYK	cmyk(77.7%, 66.2%, 0%, 38.4%)
CIE-LAB	lab(27.67, 31.33, -58.36)
CIE-LCH	lch(27.67, 66.23, 298.23°)
OKLab	oklab(38.89% -0.0029 -0.1688)
OKLCH	oklch(38.89% 0.169 269)
XYZ	xyz(8.0499, 5.3370, 32.4976)
Luminance	0.0534 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23359D #9D8B23

analogous

#23729D #23359D #4E239D

triadic

#23359D #9D2335 #359D23

tetradic

#23359D #9D2372 #9D8B23 #239D4E

square

#23359D #9D2372 #9D8B23 #239D4E

split-complementary

#23359D #9D4E23 #729D23

monochromatic

#0D1339 #18246B #23359D #2E46CF #5F71DB

Accessibility & contrast

On white

10.16

#23359D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#23359D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23359D

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23359D	#FFFFFF	#000000	##FFFFFF
##23359D	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A0

Deuteranopia (green-blind)

#003C9B

Tritanopia (blue-blind)

#005164

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #23359d;
/* rgb */ color: rgb(35, 53, 157);
/* oklch */ color: oklch(38.9% 0.169 269.0);

Tailwind

colors: {
  custom: {
    50: '#726cbb',
    500: '#23359d',
    950: '#000000',
  },
}

SCSS

$custom: #23359d;
$custom-light: #726cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#23359d",
  "rgb": {
    "r": 35,
    "g": 53,
    "b": 157
  },
  "hsl": {
    "h": 231.148,
    "s": 63.542,
    "l": 37.647
  },
  "oklch": {
    "l": 0.38892,
    "c": 0.16887,
    "h": 269
  },
  "luminance": 0.05338
}

Semantic roles & 50–950 ramp

primary

#23359D

secondary

#C0B15C

accent

#CE41E7

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #23359D

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

Preview Lab → · Contrast checker → · Palette generator →