#243582#243582

#243582 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.5% C 0.131 H 269.4°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#243582
RGB	rgb(36, 53, 130)
HSL	hsl(229, 57%, 33%)
HSV	hsv(229, 72%, 51%)
CMYK	cmyk(72.3%, 59.2%, 0%, 49%)
CIE-LAB	lab(25.36, 21.13, -45.46)
CIE-LCH	lch(25.36, 50.14, 294.93°)
OKLab	oklab(36.46% -0.0014 -0.131)
OKLCH	oklch(36.46% 0.131 269.4)
XYZ	xyz(6.0285, 4.5324, 21.6719)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243582 #827124

analogous

#246482 #243582 #422482

triadic

#243582 #822435 #358224

tetradic

#243582 #822464 #827124 #248242

square

#243582 #822464 #827124 #248242

split-complementary

#243582 #824224 #648224

monochromatic

#090E22 #172152 #243582 #3149B2 #5168CF

Accessibility & contrast

On white

11.01

#243582 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#243582 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243582

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243582	#FFFFFF	#000000	##FFFFFF
##243582	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004185

Deuteranopia (green-blind)

#003880

Tritanopia (blue-blind)

#004856

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #243582;
/* rgb */ color: rgb(36, 53, 130);
/* oklch */ color: oklch(36.5% 0.131 269.4);

Tailwind

colors: {
  custom: {
    50: '#6c6ca7',
    500: '#243582',
    950: '#000000',
  },
}

SCSS

$custom: #243582;
$custom-light: #6c6ca7;
$custom-dark: #000000;

JSON

{
  "hex": "#243582",
  "rgb": {
    "r": 36,
    "g": 53,
    "b": 130
  },
  "hsl": {
    "h": 229.149,
    "s": 56.627,
    "l": 32.549
  },
  "oklch": {
    "l": 0.3646,
    "c": 0.13102,
    "h": 269.4
  },
  "luminance": 0.04533
}

Semantic roles & 50–950 ramp

primary

#243582

secondary

#B3A14F

accent

#C448E0

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #243582

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

Preview Lab → · Contrast checker → · Palette generator →