#23389D#23389D

#23389D is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.4% C 0.165 H 268.4°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#23389D
RGB	rgb(35, 56, 157)
HSL	hsl(230, 64%, 38%)
HSV	hsv(230, 78%, 62%)
CMYK	cmyk(77.7%, 64.3%, 0%, 38.4%)
CIE-LAB	lab(28.43, 29.34, -57.12)
CIE-LCH	lch(28.43, 64.21, 297.19°)
OKLab	oklab(39.45% -0.0047 -0.1652)
OKLCH	oklch(39.45% 0.165 268.4)
XYZ	xyz(8.1910, 5.6191, 32.5447)
Luminance	0.0562 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23389D #9D8823

analogous

#23759D #23389D #4B239D

triadic

#23389D #9D2338 #389D23

tetradic

#23389D #9D2375 #9D8823 #239D4B

square

#23389D #9D2375 #9D8823 #239D4B

split-complementary

#23389D #9D4B23 #759D23

monochromatic

#0D1439 #18266B #23389D #2E4ACF #5F74DB

Accessibility & contrast

On white

9.89

#23389D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#23389D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23389D

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23389D	#FFFFFF	#000000	##FFFFFF
##23389D	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A0

Deuteranopia (green-blind)

#003D9B

Tritanopia (blue-blind)

#005265

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #23389d;
/* rgb */ color: rgb(35, 56, 157);
/* oklch */ color: oklch(39.4% 0.165 268.4);

Tailwind

colors: {
  custom: {
    50: '#726ebb',
    500: '#23389d',
    950: '#000000',
  },
}

SCSS

$custom: #23389d;
$custom-light: #726ebb;
$custom-dark: #000000;

JSON

{
  "hex": "#23389d",
  "rgb": {
    "r": 35,
    "g": 56,
    "b": 157
  },
  "hsl": {
    "h": 229.672,
    "s": 63.542,
    "l": 37.647
  },
  "oklch": {
    "l": 0.39448,
    "c": 0.16526,
    "h": 268.4
  },
  "luminance": 0.0562
}

Semantic roles & 50–950 ramp

primary

#23389D

secondary

#C0AF5C

accent

#CA41E7

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #23389D

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

Preview Lab → · Contrast checker → · Palette generator →