#23358B#23358B

#23358B is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.2% C 0.144 H 269.1°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#23358B
RGB	rgb(35, 53, 139)
HSL	hsl(230, 60%, 34%)
HSV	hsv(230, 75%, 55%)
CMYK	cmyk(74.8%, 61.9%, 0%, 45.5%)
CIE-LAB	lab(26.06, 24.48, -49.94)
CIE-LCH	lch(26.06, 55.61, 296.11°)
OKLab	oklab(37.2% -0.0023 -0.1442)
OKLCH	oklch(37.2% 0.144 269.1)
XYZ	xyz(6.6248, 4.7669, 24.9921)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23358B #8B7923

analogous

#23698B #23358B #45238B

triadic

#23358B #8B2335 #358B23

tetradic

#23358B #8B2369 #8B7923 #238B45

square

#23358B #8B2369 #8B7923 #238B45

split-complementary

#23358B #8B4523 #698B23

monochromatic

#0A1029 #17225A #23358B #2F48BC #546AD4

Accessibility & contrast

On white

10.75

#23358B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#23358B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23358B

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23358B	#FFFFFF	#000000	##FFFFFF
##23358B	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438E

Deuteranopia (green-blind)

#003989

Tritanopia (blue-blind)

#004B5A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #23358b;
/* rgb */ color: rgb(35, 53, 139);
/* oklch */ color: oklch(37.2% 0.144 269.1);

Tailwind

colors: {
  custom: {
    50: '#6e6cae',
    500: '#23358b',
    950: '#000000',
  },
}

SCSS

$custom: #23358b;
$custom-light: #6e6cae;
$custom-dark: #000000;

JSON

{
  "hex": "#23358b",
  "rgb": {
    "r": 35,
    "g": 53,
    "b": 139
  },
  "hsl": {
    "h": 229.615,
    "s": 59.77,
    "l": 34.118
  },
  "oklch": {
    "l": 0.37204,
    "c": 0.14419,
    "h": 269.1
  },
  "luminance": 0.04768
}

Semantic roles & 50–950 ramp

primary

#23358B

secondary

#B8A652

accent

#C845E3

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #23358B

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

Preview Lab → · Contrast checker → · Palette generator →