#233784#233784

#233784 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.0% C 0.132 H 268.2°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#233784
RGB	rgb(35, 55, 132)
HSL	hsl(228, 58%, 33%)
HSV	hsv(228, 73%, 52%)
CMYK	cmyk(73.5%, 58.3%, 0%, 48.2%)
CIE-LAB	lab(26.02, 20.38, -45.64)
CIE-LCH	lch(26.02, 49.98, 294.06°)
OKLab	oklab(37% -0.0041 -0.1315)
OKLCH	oklch(37% 0.132 268.2)
XYZ	xyz(6.2227, 4.7550, 22.4152)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233784 #847023

analogous

#236784 #233784 #3F2384

triadic

#233784 #842337 #378423

tetradic

#233784 #842367 #847023 #23843F

square

#233784 #842367 #847023 #23843F

split-complementary

#233784 #843F23 #678423

monochromatic

#090F23 #162354 #233784 #304BB4 #516BD1

Accessibility & contrast

On white

10.76

#233784 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#233784 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233784

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233784	#FFFFFF	#000000	##FFFFFF
##233784	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004287

Deuteranopia (green-blind)

#003982

Tritanopia (blue-blind)

#004A58

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #233784;
/* rgb */ color: rgb(35, 55, 132);
/* oklch */ color: oklch(37.0% 0.132 268.2);

Tailwind

colors: {
  custom: {
    50: '#6c6da8',
    500: '#233784',
    950: '#000000',
  },
}

SCSS

$custom: #233784;
$custom-light: #6c6da8;
$custom-dark: #000000;

JSON

{
  "hex": "#233784",
  "rgb": {
    "r": 35,
    "g": 55,
    "b": 132
  },
  "hsl": {
    "h": 227.629,
    "s": 58.084,
    "l": 32.745
  },
  "oklch": {
    "l": 0.36996,
    "c": 0.13157,
    "h": 268.2
  },
  "luminance": 0.04756
}

Semantic roles & 50–950 ramp

primary

#233784

secondary

#B49F4E

accent

#C146E1

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #233784

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

Preview Lab → · Contrast checker → · Palette generator →