#233498#233498

#233498 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.2% C 0.163 H 269.3°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#233498
RGB	rgb(35, 52, 152)
HSL	hsl(231, 63%, 37%)
HSV	hsv(231, 77%, 60%)
CMYK	cmyk(77%, 65.8%, 0%, 40.4%)
CIE-LAB	lab(26.96, 30.11, -56.48)
CIE-LCH	lch(26.96, 64.00, 298.06°)
OKLab	oklab(38.23% -0.002 -0.1633)
OKLCH	oklch(38.23% 0.163 269.3)
XYZ	xyz(7.5867, 5.0795, 30.2803)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233498 #988723

analogous

#236F98 #233498 #4D2398

triadic

#233498 #982334 #349823

tetradic

#233498 #98236F #988723 #23984D

square

#233498 #98236F #988723 #23984D

split-complementary

#233498 #984D23 #6F9823

monochromatic

#0C1235 #182366 #233498 #2E45CA #5C6ED9

Accessibility & contrast

On white

10.42

#233498 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#233498 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233498

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233498	#FFFFFF	#000000	##FFFFFF
##233498	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459B

Deuteranopia (green-blind)

#003A96

Tritanopia (blue-blind)

#004E61

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #233498;
/* rgb */ color: rgb(35, 52, 152);
/* oklch */ color: oklch(38.2% 0.163 269.3);

Tailwind

colors: {
  custom: {
    50: '#716bb7',
    500: '#233498',
    950: '#000000',
  },
}

SCSS

$custom: #233498;
$custom-light: #716bb7;
$custom-dark: #000000;

JSON

{
  "hex": "#233498",
  "rgb": {
    "r": 35,
    "g": 52,
    "b": 152
  },
  "hsl": {
    "h": 231.282,
    "s": 62.567,
    "l": 36.667
  },
  "oklch": {
    "l": 0.38227,
    "c": 0.16336,
    "h": 269.3
  },
  "luminance": 0.0508
}

Semantic roles & 50–950 ramp

primary

#233498

secondary

#BEAF59

accent

#CE42E6

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #233498

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

Preview Lab → · Contrast checker → · Palette generator →