#23529C#23529C

#23529C is a dark, vivid blue. Relative luminance 0.088; OKLCH L 44.8% C 0.131 H 259.3°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#23529C
RGB	rgb(35, 82, 156)
HSL	hsl(217, 63%, 37%)
HSV	hsv(217, 78%, 61%)
CMYK	cmyk(77.6%, 47.4%, 0%, 38.8%)
CIE-LAB	lab(35.58, 11.41, -44.91)
CIE-LCH	lch(35.58, 46.34, 284.25°)
OKLab	oklab(44.82% -0.0244 -0.1289)
OKLCH	oklch(44.82% 0.131 259.3)
XYZ	xyz(9.7090, 8.7911, 32.6312)
Luminance	0.0879 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23529C #9C6D23

analogous

#238F9C #23529C #30239C

triadic

#23529C #9C2352 #529C23

tetradic

#23529C #9C238F #9C6D23 #239C30

square

#23529C #9C238F #9C6D23 #239C30

split-complementary

#23529C #9C3023 #8F9C23

monochromatic

#0D1D38 #18386A #23529C #2E6CCE #5E8FDB

Accessibility & contrast

On white

7.61

#23529C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#23529C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23529C

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23529C	#FFFFFF	#000000	##FFFFFF
##23529C	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A5A9F

Deuteranopia (green-blind)

#0A4F9B

Tritanopia (blue-blind)

#00646F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #23529c;
/* rgb */ color: rgb(35, 82, 156);
/* oklch */ color: oklch(44.8% 0.131 259.3);

Tailwind

colors: {
  custom: {
    50: '#7082ba',
    500: '#23529c',
    950: '#000000',
  },
}

SCSS

$custom: #23529c;
$custom-light: #7082ba;
$custom-dark: #000000;

JSON

{
  "hex": "#23529c",
  "rgb": {
    "r": 35,
    "g": 82,
    "b": 156
  },
  "hsl": {
    "h": 216.694,
    "s": 63.351,
    "l": 37.451
  },
  "oklch": {
    "l": 0.44819,
    "c": 0.13117,
    "h": 259.3
  },
  "luminance": 0.08792
}

Semantic roles & 50–950 ramp

primary

#23529C

secondary

#C0995B

accent

#A641E6

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #23529C

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

Preview Lab → · Contrast checker → · Palette generator →