#23448D#23448D

#23448D is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.5% C 0.128 H 263.5°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#23448D
RGB	rgb(35, 68, 141)
HSL	hsl(221, 60%, 35%)
HSV	hsv(221, 75%, 55%)
CMYK	cmyk(75.2%, 51.8%, 0%, 44.7%)
CIE-LAB	lab(30.43, 14.95, -44.08)
CIE-LCH	lch(30.43, 46.54, 288.73°)
OKLab	oklab(40.55% -0.0145 -0.1267)
OKLCH	oklch(40.55% 0.128 263.5)
XYZ	xyz(7.5663, 6.4138, 26.0334)
Luminance	0.0641 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23448D #8D6C23

analogous

#23798D #23448D #37238D

triadic

#23448D #8D2344 #448D23

tetradic

#23448D #8D2379 #8D6C23 #238D37

square

#23448D #8D2379 #8D6C23 #238D37

split-complementary

#23448D #8D3723 #798D23

monochromatic

#0B152B #172C5C #23448D #2F5CBE #557DD5

Accessibility & contrast

On white

9.20

#23448D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#23448D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23448D

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23448D	#FFFFFF	#000000	##FFFFFF
##23448D	1.00	9.20	2.28	9.20
#FFFFFF	9.20	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174D90

Deuteranopia (green-blind)

#00438C

Tritanopia (blue-blind)

#005562

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #23448d;
/* rgb */ color: rgb(35, 68, 141);
/* oklch */ color: oklch(40.5% 0.128 263.5);

Tailwind

colors: {
  custom: {
    50: '#6d77af',
    500: '#23448d',
    950: '#000000',
  },
}

SCSS

$custom: #23448d;
$custom-light: #6d77af;
$custom-dark: #000000;

JSON

{
  "hex": "#23448d",
  "rgb": {
    "r": 35,
    "g": 68,
    "b": 141
  },
  "hsl": {
    "h": 221.321,
    "s": 60.227,
    "l": 34.51
  },
  "oklch": {
    "l": 0.40546,
    "c": 0.12753,
    "h": 263.5
  },
  "luminance": 0.06415
}

Semantic roles & 50–950 ramp

primary

#23448D

secondary

#B99953

accent

#B244E3

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #23448D

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

Preview Lab → · Contrast checker → · Palette generator →