#243087#243087

#243087 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.9% C 0.145 H 271.0°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#243087
RGB	rgb(36, 48, 135)
HSL	hsl(233, 58%, 34%)
HSV	hsv(233, 73%, 53%)
CMYK	cmyk(73.3%, 64.4%, 0%, 47.1%)
CIE-LAB	lab(24.44, 26.48, -50.09)
CIE-LCH	lch(24.44, 56.66, 297.86°)
OKLab	oklab(35.91% 0.0026 -0.1446)
OKLCH	oklch(35.91% 0.145 271)
XYZ	xyz(6.1562, 4.2376, 23.4105)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243087 #877B24

analogous

#246187 #243087 #492487

triadic

#243087 #872430 #308724

tetradic

#243087 #872461 #877B24 #248749

square

#243087 #872461 #877B24 #248749

split-complementary

#243087 #874924 #618724

monochromatic

#0A0E26 #171F57 #243087 #3141B7 #5463D1

Accessibility & contrast

On white

11.37

#243087 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#243087 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243087

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243087	#FFFFFF	#000000	##FFFFFF
##243087	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8A

Deuteranopia (green-blind)

#003685

Tritanopia (blue-blind)

#004656

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #243087;
/* rgb */ color: rgb(36, 48, 135);
/* oklch */ color: oklch(35.9% 0.145 271.0);

Tailwind

colors: {
  custom: {
    50: '#6e68ab',
    500: '#243087',
    950: '#000000',
  },
}

SCSS

$custom: #243087;
$custom-light: #6e68ab;
$custom-dark: #000000;

JSON

{
  "hex": "#243087",
  "rgb": {
    "r": 36,
    "g": 48,
    "b": 135
  },
  "hsl": {
    "h": 232.727,
    "s": 57.895,
    "l": 33.529
  },
  "oklch": {
    "l": 0.35914,
    "c": 0.14466,
    "h": 271
  },
  "luminance": 0.04238
}

Semantic roles & 50–950 ramp

primary

#243087

secondary

#B5A951

accent

#CE47E1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #243087

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

Preview Lab → · Contrast checker → · Palette generator →