#233366#233366

#233366 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.7% C 0.092 H 268.1°. Best body text is #FFFFFF at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#233366
RGB	rgb(35, 51, 102)
HSL	hsl(226, 49%, 27%)
HSV	hsv(226, 66%, 40%)
CMYK	cmyk(65.7%, 50%, 0%, 60%)
CIE-LAB	lab(22.60, 11.44, -32.07)
CIE-LCH	lch(22.60, 34.05, 289.63°)
OKLab	oklab(33.69% -0.003 -0.0917)
OKLCH	oklch(33.69% 0.092 268.1)
XYZ	xyz(4.2744, 3.6839, 13.0536)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233366 #665623

analogous

#235566 #233366 #352366

triadic

#233366 #662333 #336623

tetradic

#233366 #662355 #665623 #236635

square

#233366 #662355 #665623 #236635

split-complementary

#233366 #663523 #556623

monochromatic

#080B17 #131C38 #233366 #334A94 #4462BF

Accessibility & contrast

On white

12.09

#233366 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#233366 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233366

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233366	#FFFFFF	#000000	##FFFFFF
##233366	1.00	12.09	1.74	12.09
#FFFFFF	12.09	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3968

Deuteranopia (green-blind)

#0E3365

Tritanopia (blue-blind)

#003F47

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #233366;
/* rgb */ color: rgb(35, 51, 102);
/* oklch */ color: oklch(33.7% 0.092 268.1);

Tailwind

colors: {
  custom: {
    50: '#656a92',
    500: '#233366',
    950: '#000000',
  },
}

SCSS

$custom: #233366;
$custom-light: #656a92;
$custom-dark: #000000;

JSON

{
  "hex": "#233366",
  "rgb": {
    "r": 35,
    "g": 51,
    "b": 102
  },
  "hsl": {
    "h": 225.672,
    "s": 48.905,
    "l": 26.863
  },
  "oklch": {
    "l": 0.33686,
    "c": 0.09171,
    "h": 268.1
  },
  "luminance": 0.03684
}

Semantic roles & 50–950 ramp

primary

#233366

secondary

#9A874B

accent

#B84FD8

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #233366

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

Preview Lab → · Contrast checker → · Palette generator →