#233499#233499

#233499 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.3% C 0.165 H 269.3°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#233499
RGB	rgb(35, 52, 153)
HSL	hsl(231, 63%, 37%)
HSV	hsv(231, 77%, 60%)
CMYK	cmyk(77.1%, 66%, 0%, 40%)
CIE-LAB	lab(27.05, 30.49, -56.94)
CIE-LCH	lch(27.05, 64.58, 298.17°)
OKLab	oklab(38.32% -0.0021 -0.1647)
OKLCH	oklch(38.32% 0.165 269.3)
XYZ	xyz(7.6689, 5.1124, 30.7134)
Luminance	0.0511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233499 #998823

analogous

#236F99 #233499 #4D2399

triadic

#233499 #992334 #349923

tetradic

#233499 #99236F #998823 #23994D

square

#233499 #99236F #998823 #23994D

split-complementary

#233499 #994D23 #6F9923

monochromatic

#0C1235 #182367 #233499 #2E45CB #5D6FDA

Accessibility & contrast

On white

10.38

#233499 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#233499 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233499

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233499	#FFFFFF	#000000	##FFFFFF
##233499	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469C

Deuteranopia (green-blind)

#003A97

Tritanopia (blue-blind)

#004F61

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #233499;
/* rgb */ color: rgb(35, 52, 153);
/* oklch */ color: oklch(38.3% 0.165 269.3);

Tailwind

colors: {
  custom: {
    50: '#716bb8',
    500: '#233499',
    950: '#000000',
  },
}

SCSS

$custom: #233499;
$custom-light: #716bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#233499",
  "rgb": {
    "r": 35,
    "g": 52,
    "b": 153
  },
  "hsl": {
    "h": 231.356,
    "s": 62.766,
    "l": 36.863
  },
  "oklch": {
    "l": 0.38323,
    "c": 0.16471,
    "h": 269.3
  },
  "luminance": 0.05113
}

Semantic roles & 50–950 ramp

primary

#233499

secondary

#BEB059

accent

#CE42E6

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #233499

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

Preview Lab → · Contrast checker → · Palette generator →