#23389E#23389E

#23389E is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.5% C 0.167 H 268.4°. Best body text is #FFFFFF at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#23389E
RGB	rgb(35, 56, 158)
HSL	hsl(230, 64%, 38%)
HSV	hsv(230, 78%, 62%)
CMYK	cmyk(77.8%, 64.6%, 0%, 38%)
CIE-LAB	lab(28.52, 29.72, -57.58)
CIE-LCH	lch(28.52, 64.80, 297.30°)
OKLab	oklab(39.54% -0.0048 -0.1665)
OKLCH	oklch(39.54% 0.167 268.4)
XYZ	xyz(8.2767, 5.6534, 32.9961)
Luminance	0.0565 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23389E #9E8923

analogous

#23759E #23389E #4B239E

triadic

#23389E #9E2338 #389E23

tetradic

#23389E #9E2375 #9E8923 #239E4B

square

#23389E #9E2375 #9E8923 #239E4B

split-complementary

#23389E #9E4B23 #759E23

monochromatic

#0D143A #18266C #23389E #2E4AD0 #6075DC

Accessibility & contrast

On white

9.86

#23389E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#23389E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23389E

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23389E	#FFFFFF	#000000	##FFFFFF
##23389E	1.00	9.86	2.13	9.86
#FFFFFF	9.86	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A1

Deuteranopia (green-blind)

#003E9C

Tritanopia (blue-blind)

#005365

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #23389e;
/* rgb */ color: rgb(35, 56, 158);
/* oklch */ color: oklch(39.5% 0.167 268.4);

Tailwind

colors: {
  custom: {
    50: '#726ebc',
    500: '#23389e',
    950: '#000000',
  },
}

SCSS

$custom: #23389e;
$custom-light: #726ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#23389e",
  "rgb": {
    "r": 35,
    "g": 56,
    "b": 158
  },
  "hsl": {
    "h": 229.756,
    "s": 63.731,
    "l": 37.843
  },
  "oklch": {
    "l": 0.39542,
    "c": 0.16661,
    "h": 268.4
  },
  "luminance": 0.05654
}

Semantic roles & 50–950 ramp

primary

#23389E

secondary

#C1AF5C

accent

#CA41E7

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #23389E

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

Preview Lab → · Contrast checker → · Palette generator →