#233779#233779

#233779 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.1% C 0.115 H 267.6°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#233779
RGB	rgb(35, 55, 121)
HSL	hsl(226, 55%, 31%)
HSV	hsv(226, 71%, 47%)
CMYK	cmyk(71.1%, 54.5%, 0%, 52.5%)
CIE-LAB	lab(25.17, 16.06, -40.11)
CIE-LCH	lch(25.17, 43.21, 291.82°)
OKLab	oklab(36.08% -0.0048 -0.1152)
OKLCH	oklch(36.08% 0.115 267.6)
XYZ	xyz(5.5093, 4.4696, 18.6578)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233779 #796523

analogous

#236279 #233779 #3A2379

triadic

#233779 #792337 #377923

tetradic

#233779 #792362 #796523 #23793A

square

#233779 #792362 #796523 #23793A

split-complementary

#233779 #793A23 #627923

monochromatic

#080C1A #15214A #233779 #314DA8 #4B69CB

Accessibility & contrast

On white

11.09

#233779 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#233779 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233779

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233779	#FFFFFF	#000000	##FFFFFF
##233779	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C407B

Deuteranopia (green-blind)

#003878

Tritanopia (blue-blind)

#004752

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #233779;
/* rgb */ color: rgb(35, 55, 121);
/* oklch */ color: oklch(36.1% 0.115 267.6);

Tailwind

colors: {
  custom: {
    50: '#696da0',
    500: '#233779',
    950: '#000000',
  },
}

SCSS

$custom: #233779;
$custom-light: #696da0;
$custom-dark: #000000;

JSON

{
  "hex": "#233779",
  "rgb": {
    "r": 35,
    "g": 55,
    "b": 121
  },
  "hsl": {
    "h": 226.047,
    "s": 55.128,
    "l": 30.588
  },
  "oklch": {
    "l": 0.36078,
    "c": 0.11535,
    "h": 267.6
  },
  "luminance": 0.0447
}

Semantic roles & 50–950 ramp

primary

#233779

secondary

#AC954C

accent

#BC49DE

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #233779

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

Preview Lab → · Contrast checker → · Palette generator →