#243B92#243B92

#243B92 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.1% C 0.146 H 267.7°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#243B92
RGB	rgb(36, 59, 146)
HSL	hsl(227, 60%, 36%)
HSV	hsv(227, 75%, 57%)
CMYK	cmyk(75.3%, 59.6%, 0%, 42.7%)
CIE-LAB	lab(28.32, 23.21, -50.57)
CIE-LCH	lch(28.32, 55.65, 294.65°)
OKLab	oklab(39.09% -0.0058 -0.1459)
OKLCH	oklch(39.09% 0.146 267.7)
XYZ	xyz(7.4780, 5.5775, 27.8710)
Luminance	0.0558 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243B92 #927B24

analogous

#247292 #243B92 #442492

triadic

#243B92 #92243B #3B9224

tetradic

#243B92 #922472 #927B24 #249244

square

#243B92 #922472 #927B24 #249244

split-complementary

#243B92 #924424 #729224

monochromatic

#0C1330 #182761 #243B92 #304FC3 #5A74D6

Accessibility & contrast

On white

9.93

#243B92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#243B92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243B92

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243B92	#FFFFFF	#000000	##FFFFFF
##243B92	1.00	9.93	2.12	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004895

Deuteranopia (green-blind)

#003E90

Tritanopia (blue-blind)

#005160

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #243b92;
/* rgb */ color: rgb(36, 59, 146);
/* oklch */ color: oklch(39.1% 0.146 267.7);

Tailwind

colors: {
  custom: {
    50: '#6f70b3',
    500: '#243b92',
    950: '#000000',
  },
}

SCSS

$custom: #243b92;
$custom-light: #6f70b3;
$custom-dark: #000000;

JSON

{
  "hex": "#243b92",
  "rgb": {
    "r": 36,
    "g": 59,
    "b": 146
  },
  "hsl": {
    "h": 227.455,
    "s": 60.44,
    "l": 35.686
  },
  "oklch": {
    "l": 0.39085,
    "c": 0.14606,
    "h": 267.7
  },
  "luminance": 0.05578
}

Semantic roles & 50–950 ramp

primary

#243B92

secondary

#BBA657

accent

#C244E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #243B92

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

Preview Lab → · Contrast checker → · Palette generator →