#23279D#23279D

#23279D is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.6% C 0.184 H 271.3°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#23279D
RGB	rgb(35, 39, 157)
HSL	hsl(238, 64%, 38%)
HSV	hsv(238, 78%, 62%)
CMYK	cmyk(77.7%, 75.2%, 0%, 38.4%)
CIE-LAB	lab(24.46, 40.10, -63.66)
CIE-LCH	lch(24.46, 75.24, 302.21°)
OKLab	oklab(36.57% 0.0043 -0.1843)
OKLCH	oklch(36.57% 0.184 271.3)
XYZ	xyz(7.5024, 4.2419, 32.3151)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23279D #9D9923

analogous

#23649D #23279D #5C239D

triadic

#23279D #9D2327 #279D23

tetradic

#23279D #9D2364 #9D9923 #239D5C

square

#23279D #9D2364 #9D9923 #239D5C

split-complementary

#23279D #9D5C23 #649D23

monochromatic

#0D0E39 #181B6B #23279D #2E33CF #5F63DB

Accessibility & contrast

On white

11.36

#23279D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#23279D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23279D

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23279D	#FFFFFF	#000000	##FFFFFF
##23279D	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A0

Deuteranopia (green-blind)

#00349B

Tritanopia (blue-blind)

#004960

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #23279d;
/* rgb */ color: rgb(35, 39, 157);
/* oklch */ color: oklch(36.6% 0.184 271.3);

Tailwind

colors: {
  custom: {
    50: '#7462bb',
    500: '#23279d',
    950: '#000000',
  },
}

SCSS

$custom: #23279d;
$custom-light: #7462bb;
$custom-dark: #000000;

JSON

{
  "hex": "#23279d",
  "rgb": {
    "r": 35,
    "g": 39,
    "b": 157
  },
  "hsl": {
    "h": 238.033,
    "s": 63.542,
    "l": 37.647
  },
  "oklch": {
    "l": 0.36568,
    "c": 0.18435,
    "h": 271.3
  },
  "luminance": 0.04243
}

Semantic roles & 50–950 ramp

primary

#23279D

secondary

#C0BD5C

accent

#E141E7

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #23279D

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

Preview Lab → · Contrast checker → · Palette generator →