#23258B#23258B

#23258B is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.3% C 0.163 H 272.9°. Best body text is #FFFFFF at 12.29:1 contrast (WCAG AA passes).

Color values

HEX	#23258B
RGB	rgb(35, 37, 139)
HSL	hsl(239, 60%, 34%)
HSV	hsv(239, 75%, 55%)
CMYK	cmyk(74.8%, 73.4%, 0%, 45.5%)
CIE-LAB	lab(22.10, 35.00, -56.43)
CIE-LCH	lch(22.10, 66.40, 301.81°)
OKLab	oklab(34.32% 0.0082 -0.1632)
OKLCH	oklch(34.32% 0.163 272.9)
XYZ	xyz(6.0133, 3.5439, 24.7882)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23258B #8B8923

analogous

#23598B #23258B #55238B

triadic

#23258B #8B2325 #258B23

tetradic

#23258B #8B2359 #8B8923 #238B55

square

#23258B #8B2359 #8B8923 #238B55

split-complementary

#23258B #8B5523 #598B23

monochromatic

#0A0B29 #17185A #23258B #2F32BC #5457D4

Accessibility & contrast

On white

12.29

#23258B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#23258B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23258B

12.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23258B	#FFFFFF	#000000	##FFFFFF
##23258B	1.00	12.29	1.71	12.29
#FFFFFF	12.29	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8E

Deuteranopia (green-blind)

#003089

Tritanopia (blue-blind)

#004255

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #23258b;
/* rgb */ color: rgb(35, 37, 139);
/* oklch */ color: oklch(34.3% 0.163 272.9);

Tailwind

colors: {
  custom: {
    50: '#6f60ae',
    500: '#23258b',
    950: '#000000',
  },
}

SCSS

$custom: #23258b;
$custom-light: #6f60ae;
$custom-dark: #000000;

JSON

{
  "hex": "#23258b",
  "rgb": {
    "r": 35,
    "g": 37,
    "b": 139
  },
  "hsl": {
    "h": 238.846,
    "s": 59.77,
    "l": 34.118
  },
  "oklch": {
    "l": 0.34316,
    "c": 0.16345,
    "h": 272.9
  },
  "luminance": 0.03545
}

Semantic roles & 50–950 ramp

primary

#23258B

secondary

#B8B652

accent

#E045E3

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #23258B

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

Preview Lab → · Contrast checker → · Palette generator →