#23279F#23279F

#23279F is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.8% C 0.187 H 271.2°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#23279F
RGB	rgb(35, 39, 159)
HSL	hsl(238, 64%, 38%)
HSV	hsv(238, 78%, 62%)
CMYK	cmyk(78%, 75.5%, 0%, 37.6%)
CIE-LAB	lab(24.67, 40.79, -64.52)
CIE-LCH	lch(24.67, 76.33, 302.31°)
OKLab	oklab(36.79% 0.0039 -0.1868)
OKLCH	oklch(36.79% 0.187 271.2)
XYZ	xyz(7.6745, 4.3107, 33.2217)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23279F #9F9B23

analogous

#23659F #23279F #5D239F

triadic

#23279F #9F2327 #279F23

tetradic

#23279F #9F2365 #9F9B23 #239F5D

square

#23279F #9F2365 #9F9B23 #239F5D

split-complementary

#23279F #9F5D23 #659F23

monochromatic

#0D0E3B #181B6D #23279F #2E33D1 #6064DC

Accessibility & contrast

On white

11.28

#23279F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#23279F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23279F

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23279F	#FFFFFF	#000000	##FFFFFF
##23279F	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A2

Deuteranopia (green-blind)

#00349D

Tritanopia (blue-blind)

#004A61

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #23279f;
/* rgb */ color: rgb(35, 39, 159);
/* oklch */ color: oklch(36.8% 0.187 271.2);

Tailwind

colors: {
  custom: {
    50: '#7463bd',
    500: '#23279f',
    950: '#000000',
  },
}

SCSS

$custom: #23279f;
$custom-light: #7463bd;
$custom-dark: #000000;

JSON

{
  "hex": "#23279f",
  "rgb": {
    "r": 35,
    "g": 39,
    "b": 159
  },
  "hsl": {
    "h": 238.065,
    "s": 63.918,
    "l": 38.039
  },
  "oklch": {
    "l": 0.36787,
    "c": 0.18684,
    "h": 271.2
  },
  "luminance": 0.04312
}

Semantic roles & 50–950 ramp

primary

#23279F

secondary

#C1BE5D

accent

#E241E7

background

#F7F5FB

surface

#EEEAF7

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #23279F

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

Preview Lab → · Contrast checker → · Palette generator →