#23319F#23319F

#23319F is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.4% C 0.176 H 269.7°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#23319F
RGB	rgb(35, 49, 159)
HSL	hsl(233, 64%, 38%)
HSV	hsv(233, 78%, 62%)
CMYK	cmyk(78%, 69.2%, 0%, 37.6%)
CIE-LAB	lab(26.89, 34.66, -60.85)
CIE-LCH	lch(26.89, 70.03, 299.67°)
OKLab	oklab(38.38% -0.0008 -0.1762)
OKLCH	oklch(38.38% 0.176 269.7)
XYZ	xyz(8.0473, 5.0563, 33.3460)
Luminance	0.0506 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23319F #9F9123

analogous

#236F9F #23319F #53239F

triadic

#23319F #9F2331 #319F23

tetradic

#23319F #9F236F #9F9123 #239F53

square

#23319F #9F236F #9F9123 #239F53

split-complementary

#23319F #9F5323 #6F9F23

monochromatic

#0D123B #18226D #23319F #2E41D1 #606EDC

Accessibility & contrast

On white

10.44

#23319F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#23319F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23319F

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23319F	#FFFFFF	#000000	##FFFFFF
##23319F	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A2

Deuteranopia (green-blind)

#003A9D

Tritanopia (blue-blind)

#004F64

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #23319f;
/* rgb */ color: rgb(35, 49, 159);
/* oklch */ color: oklch(38.4% 0.176 269.7);

Tailwind

colors: {
  custom: {
    50: '#7369bc',
    500: '#23319f',
    950: '#000000',
  },
}

SCSS

$custom: #23319f;
$custom-light: #7369bc;
$custom-dark: #000000;

JSON

{
  "hex": "#23319f",
  "rgb": {
    "r": 35,
    "g": 49,
    "b": 159
  },
  "hsl": {
    "h": 233.226,
    "s": 63.918,
    "l": 38.039
  },
  "oklch": {
    "l": 0.38382,
    "c": 0.17616,
    "h": 269.7
  },
  "luminance": 0.05057
}

Semantic roles & 50–950 ramp

primary

#23319F

secondary

#C1B65D

accent

#D441E7

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #23319F

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

Preview Lab → · Contrast checker → · Palette generator →