#23238D#23238D

#23238D is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.2% C 0.168 H 273.0°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#23238D
RGB	rgb(35, 35, 141)
HSL	hsl(240, 60%, 35%)
HSV	hsv(240, 75%, 55%)
CMYK	cmyk(75.2%, 75.2%, 0%, 44.7%)
CIE-LAB	lab(21.88, 36.92, -58.04)
CIE-LCH	lch(21.88, 68.79, 302.46°)
OKLab	oklab(34.22% 0.0089 -0.1679)
OKLCH	oklch(34.22% 0.168 273)
XYZ	xyz(6.1003, 3.4819, 25.5447)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23238D #8D8D23

analogous

#23588D #23238D #58238D

triadic

#23238D #8D2323 #238D23

tetradic

#23238D #8D2358 #8D8D23 #238D58

square

#23238D #8D2358 #8D8D23 #238D58

split-complementary

#23238D #8D5823 #588D23

monochromatic

#0B0B2B #17175C #23238D #2F2FBE #5555D5

Accessibility & contrast

On white

12.38

#23238D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#23238D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23238D

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23238D	#FFFFFF	#000000	##FFFFFF
##23238D	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003990

Deuteranopia (green-blind)

#002F8B

Tritanopia (blue-blind)

#004156

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #23238d;
/* rgb */ color: rgb(35, 35, 141);
/* oklch */ color: oklch(34.2% 0.168 273.0);

Tailwind

colors: {
  custom: {
    50: '#705faf',
    500: '#23238d',
    950: '#000000',
  },
}

SCSS

$custom: #23238d;
$custom-light: #705faf;
$custom-dark: #000000;

JSON

{
  "hex": "#23238d",
  "rgb": {
    "r": 35,
    "g": 35,
    "b": 141
  },
  "hsl": {
    "h": 240,
    "s": 60.227,
    "l": 34.51
  },
  "oklch": {
    "l": 0.3422,
    "c": 0.16818,
    "h": 273
  },
  "luminance": 0.03482
}

Semantic roles & 50–950 ramp

primary

#23238D

secondary

#B9B953

accent

#E344E3

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090511

muted

#7B7980

Preview Lab

Preview with #23238D

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

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