#243258#243258

#243258 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.5% C 0.070 H 267.2°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#243258
RGB	rgb(36, 50, 88)
HSL	hsl(224, 42%, 24%)
HSV	hsv(224, 59%, 35%)
CMYK	cmyk(59.1%, 43.2%, 0%, 65.5%)
CIE-LAB	lab(21.43, 7.01, -24.75)
CIE-LCH	lch(21.43, 25.72, 285.82°)
OKLab	oklab(32.51% -0.0034 -0.0702)
OKLCH	oklch(32.51% 0.07 267.2)
XYZ	xyz(3.6290, 3.3606, 9.6880)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243258 #584A24

analogous

#244C58 #243258 #302458

triadic

#243258 #582432 #325824

tetradic

#243258 #58244C #584A24 #245830

square

#243258 #58244C #584A24 #245830

split-complementary

#243258 #583024 #4C5824

monochromatic

#090C16 #12192D #243258 #364B83 #4863AF

Accessibility & contrast

On white

12.56

#243258 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#243258 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243258

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243258	#FFFFFF	#000000	##FFFFFF
##243258	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223659

Deuteranopia (green-blind)

#1C3157

Tritanopia (blue-blind)

#073A40

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #243258;
/* rgb */ color: rgb(36, 50, 88);
/* oklch */ color: oklch(32.5% 0.070 267.2);

Tailwind

colors: {
  custom: {
    50: '#636987',
    500: '#243258',
    950: '#000000',
  },
}

SCSS

$custom: #243258;
$custom-light: #636987;
$custom-dark: #000000;

JSON

{
  "hex": "#243258",
  "rgb": {
    "r": 36,
    "g": 50,
    "b": 88
  },
  "hsl": {
    "h": 223.846,
    "s": 41.935,
    "l": 24.314
  },
  "oklch": {
    "l": 0.32514,
    "c": 0.07024,
    "h": 267.2
  },
  "luminance": 0.03361
}

Semantic roles & 50–950 ramp

primary

#243258

secondary

#8C7B4C

accent

#B056D2

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#05060B

muted

#7A7A7C

Preview Lab

Preview with #243258

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

Preview Lab → · Contrast checker → · Palette generator →