#23489E#23489E

#23489E is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.8% C 0.147 H 263.8°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#23489E
RGB	rgb(35, 72, 158)
HSL	hsl(222, 64%, 38%)
HSV	hsv(222, 78%, 62%)
CMYK	cmyk(77.8%, 54.4%, 0%, 38%)
CIE-LAB	lab(32.83, 18.93, -50.55)
CIE-LCH	lch(32.83, 53.98, 290.52°)
OKLab	oklab(42.77% -0.0159 -0.1457)
OKLCH	oklch(42.77% 0.147 263.8)
XYZ	xyz(9.1799, 7.4596, 33.2972)
Luminance	0.0746 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23489E #9E7923

analogous

#23869E #23489E #3B239E

triadic

#23489E #9E2348 #489E23

tetradic

#23489E #9E2386 #9E7923 #239E3B

square

#23489E #9E2386 #9E7923 #239E3B

split-complementary

#23489E #9E3B23 #869E23

monochromatic

#0D1A3A #18316C #23489E #2E5FD0 #6085DC

Accessibility & contrast

On white

8.43

#23489E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#23489E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23489E

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23489E	#FFFFFF	#000000	##FFFFFF
##23489E	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0253A1

Deuteranopia (green-blind)

#00489C

Tritanopia (blue-blind)

#005D6C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #23489e;
/* rgb */ color: rgb(35, 72, 158);
/* oklch */ color: oklch(42.8% 0.147 263.8);

Tailwind

colors: {
  custom: {
    50: '#717abb',
    500: '#23489e',
    950: '#000000',
  },
}

SCSS

$custom: #23489e;
$custom-light: #717abb;
$custom-dark: #000000;

JSON

{
  "hex": "#23489e",
  "rgb": {
    "r": 35,
    "g": 72,
    "b": 158
  },
  "hsl": {
    "h": 221.951,
    "s": 63.731,
    "l": 37.843
  },
  "oklch": {
    "l": 0.42765,
    "c": 0.14655,
    "h": 263.8
  },
  "luminance": 0.07461
}

Semantic roles & 50–950 ramp

primary

#23489E

secondary

#C1A25C

accent

#B541E7

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #23489E

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

Preview Lab → · Contrast checker → · Palette generator →