#233379#233379

#233379 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.2% C 0.121 H 269.5°. Best body text is #FFFFFF at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#233379
RGB	rgb(35, 51, 121)
HSL	hsl(229, 55%, 31%)
HSV	hsv(229, 71%, 47%)
CMYK	cmyk(71.1%, 57.9%, 0%, 52.5%)
CIE-LAB	lab(24.02, 18.87, -41.97)
CIE-LCH	lch(24.02, 46.02, 294.20°)
OKLab	oklab(35.21% -0.0011 -0.1208)
OKLCH	oklch(35.21% 0.121 269.5)
XYZ	xyz(5.3270, 4.1049, 18.5971)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233379 #796923

analogous

#235E79 #233379 #3E2379

triadic

#233379 #792333 #337923

tetradic

#233379 #79235E #796923 #23793E

square

#233379 #79235E #796923 #23793E

split-complementary

#233379 #793E23 #5E7923

monochromatic

#080B1A #151F4A #233379 #3147A8 #4B63CB

Accessibility & contrast

On white

11.53

#233379 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#233379 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233379

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233379	#FFFFFF	#000000	##FFFFFF
##233379	1.00	11.53	1.82	11.53
#FFFFFF	11.53	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7B

Deuteranopia (green-blind)

#003578

Tritanopia (blue-blind)

#004450

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #233379;
/* rgb */ color: rgb(35, 51, 121);
/* oklch */ color: oklch(35.2% 0.121 269.5);

Tailwind

colors: {
  custom: {
    50: '#6a6aa0',
    500: '#233379',
    950: '#000000',
  },
}

SCSS

$custom: #233379;
$custom-light: #6a6aa0;
$custom-dark: #000000;

JSON

{
  "hex": "#233379",
  "rgb": {
    "r": 35,
    "g": 51,
    "b": 121
  },
  "hsl": {
    "h": 228.837,
    "s": 55.128,
    "l": 30.588
  },
  "oklch": {
    "l": 0.35211,
    "c": 0.1208,
    "h": 269.5
  },
  "luminance": 0.04105
}

Semantic roles & 50–950 ramp

primary

#233379

secondary

#AC9A4C

accent

#C349DE

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #233379

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

Preview Lab → · Contrast checker → · Palette generator →