#233390#233390

#233390 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.3% C 0.154 H 269.6°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#233390
RGB	rgb(35, 51, 144)
HSL	hsl(231, 61%, 35%)
HSV	hsv(231, 76%, 56%)
CMYK	cmyk(75.7%, 64.6%, 0%, 43.5%)
CIE-LAB	lab(25.97, 27.75, -53.17)
CIE-LCH	lch(25.97, 59.98, 297.56°)
OKLab	oklab(37.28% -0.001 -0.1537)
OKLCH	oklch(37.28% 0.154 269.6)
XYZ	xyz(6.9093, 4.7379, 26.9305)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233390 #908023

analogous

#236990 #233390 #4A2390

triadic

#233390 #902333 #339023

tetradic

#233390 #902369 #908023 #23904A

square

#233390 #902369 #908023 #23904A

split-complementary

#233390 #904A23 #699023

monochromatic

#0B102E #17225F #233390 #2F44C1 #576AD6

Accessibility & contrast

On white

10.78

#233390 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#233390 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233390

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233390	#FFFFFF	#000000	##FFFFFF
##233390	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004393

Deuteranopia (green-blind)

#00388E

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #233390;
/* rgb */ color: rgb(35, 51, 144);
/* oklch */ color: oklch(37.3% 0.154 269.6);

Tailwind

colors: {
  custom: {
    50: '#6f6ab1',
    500: '#233390',
    950: '#000000',
  },
}

SCSS

$custom: #233390;
$custom-light: #6f6ab1;
$custom-dark: #000000;

JSON

{
  "hex": "#233390",
  "rgb": {
    "r": 35,
    "g": 51,
    "b": 144
  },
  "hsl": {
    "h": 231.193,
    "s": 60.894,
    "l": 35.098
  },
  "oklch": {
    "l": 0.37278,
    "c": 0.15368,
    "h": 269.6
  },
  "luminance": 0.04739
}

Semantic roles & 50–950 ramp

primary

#233390

secondary

#BAAB54

accent

#CC44E4

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #233390

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

Preview Lab → · Contrast checker → · Palette generator →