#243189#243189

#243189 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.3% C 0.146 H 270.7°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#243189
RGB	rgb(36, 49, 137)
HSL	hsl(232, 58%, 34%)
HSV	hsv(232, 74%, 54%)
CMYK	cmyk(73.7%, 64.2%, 0%, 46.3%)
CIE-LAB	lab(24.88, 26.56, -50.62)
CIE-LCH	lch(24.88, 57.16, 297.69°)
OKLab	oklab(36.29% 0.0017 -0.1462)
OKLCH	oklch(36.29% 0.146 270.7)
XYZ	xyz(6.3397, 4.3772, 24.1728)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243189 #897C24

analogous

#246489 #243189 #4A2489

triadic

#243189 #892431 #318924

tetradic

#243189 #892464 #897C24 #24894A

square

#243189 #892464 #897C24 #24894A

split-complementary

#243189 #894A24 #648924

monochromatic

#0B0E28 #172059 #243189 #3142B9 #5565D2

Accessibility & contrast

On white

11.20

#243189 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#243189 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243189

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243189	#FFFFFF	#000000	##FFFFFF
##243189	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408C

Deuteranopia (green-blind)

#003687

Tritanopia (blue-blind)

#004858

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #243189;
/* rgb */ color: rgb(36, 49, 137);
/* oklch */ color: oklch(36.3% 0.146 270.7);

Tailwind

colors: {
  custom: {
    50: '#6e69ac',
    500: '#243189',
    950: '#000000',
  },
}

SCSS

$custom: #243189;
$custom-light: #6e69ac;
$custom-dark: #000000;

JSON

{
  "hex": "#243189",
  "rgb": {
    "r": 36,
    "g": 49,
    "b": 137
  },
  "hsl": {
    "h": 232.277,
    "s": 58.382,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36293,
    "c": 0.1462,
    "h": 270.7
  },
  "luminance": 0.04378
}

Semantic roles & 50–950 ramp

primary

#243189

secondary

#B7AA52

accent

#CE46E2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #243189

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

Preview Lab → · Contrast checker → · Palette generator →