#243187#243187

#243187 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.1% C 0.143 H 270.7°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#243187
RGB	rgb(36, 49, 135)
HSL	hsl(232, 58%, 34%)
HSV	hsv(232, 73%, 53%)
CMYK	cmyk(73.3%, 63.7%, 0%, 47.1%)
CIE-LAB	lab(24.70, 25.80, -49.66)
CIE-LCH	lch(24.70, 55.96, 297.46°)
OKLab	oklab(36.11% 0.0018 -0.1434)
OKLCH	oklch(36.11% 0.143 270.7)
XYZ	xyz(6.1976, 4.3203, 23.4243)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243187 #877A24

analogous

#246287 #243187 #482487

triadic

#243187 #872431 #318724

tetradic

#243187 #872462 #877A24 #248748

square

#243187 #872462 #877A24 #248748

split-complementary

#243187 #874824 #628724

monochromatic

#0A0E26 #171F57 #243187 #3143B7 #5464D1

Accessibility & contrast

On white

11.26

#243187 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#243187 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243187

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243187	#FFFFFF	#000000	##FFFFFF
##243187	1.00	11.26	1.86	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8A

Deuteranopia (green-blind)

#003685

Tritanopia (blue-blind)

#004757

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #243187;
/* rgb */ color: rgb(36, 49, 135);
/* oklch */ color: oklch(36.1% 0.143 270.7);

Tailwind

colors: {
  custom: {
    50: '#6e69ab',
    500: '#243187',
    950: '#000000',
  },
}

SCSS

$custom: #243187;
$custom-light: #6e69ab;
$custom-dark: #000000;

JSON

{
  "hex": "#243187",
  "rgb": {
    "r": 36,
    "g": 49,
    "b": 135
  },
  "hsl": {
    "h": 232.121,
    "s": 57.895,
    "l": 33.529
  },
  "oklch": {
    "l": 0.36106,
    "c": 0.14339,
    "h": 270.7
  },
  "luminance": 0.04321
}

Semantic roles & 50–950 ramp

primary

#243187

secondary

#B5A851

accent

#CD47E1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #243187

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

Preview Lab → · Contrast checker → · Palette generator →