#233479#233479

#233479 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.4% C 0.119 H 269.0°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#233479
RGB	rgb(35, 52, 121)
HSL	hsl(228, 55%, 31%)
HSV	hsv(228, 71%, 47%)
CMYK	cmyk(71.1%, 57%, 0%, 52.5%)
CIE-LAB	lab(24.30, 18.16, -41.51)
CIE-LCH	lch(24.30, 45.31, 293.63°)
OKLab	oklab(35.43% -0.002 -0.1194)
OKLCH	oklch(35.43% 0.119 269)
XYZ	xyz(5.3711, 4.1933, 18.6118)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233479 #796823

analogous

#235F79 #233479 #3D2379

triadic

#233479 #792334 #347923

tetradic

#233479 #79235F #796823 #23793D

square

#233479 #79235F #796823 #23793D

split-complementary

#233479 #793D23 #5F7923

monochromatic

#080B1A #15204A #233479 #3148A8 #4B65CB

Accessibility & contrast

On white

11.42

#233479 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#233479 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233479

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233479	#FFFFFF	#000000	##FFFFFF
##233479	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E7B

Deuteranopia (green-blind)

#003678

Tritanopia (blue-blind)

#004551

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #233479;
/* rgb */ color: rgb(35, 52, 121);
/* oklch */ color: oklch(35.4% 0.119 269.0);

Tailwind

colors: {
  custom: {
    50: '#6a6ba0',
    500: '#233479',
    950: '#000000',
  },
}

SCSS

$custom: #233479;
$custom-light: #6a6ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#233479",
  "rgb": {
    "r": 35,
    "g": 52,
    "b": 121
  },
  "hsl": {
    "h": 228.14,
    "s": 55.128,
    "l": 30.588
  },
  "oklch": {
    "l": 0.35425,
    "c": 0.11945,
    "h": 269
  },
  "luminance": 0.04194
}

Semantic roles & 50–950 ramp

primary

#233479

secondary

#AC994C

accent

#C149DE

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #233479

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

Preview Lab → · Contrast checker → · Palette generator →