#243153#243153

#243153 is a dark, moderate blue. Relative luminance 0.032; OKLCH L 31.9% C 0.063 H 267.0°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#243153
RGB	rgb(36, 49, 83)
HSL	hsl(223, 39%, 23%)
HSV	hsv(223, 57%, 33%)
CMYK	cmyk(56.6%, 41%, 0%, 67.5%)
CIE-LAB	lab(20.81, 5.86, -22.41)
CIE-LCH	lch(20.81, 23.16, 284.65°)
OKLab	oklab(31.94% -0.0033 -0.0633)
OKLCH	oklch(31.94% 0.063 267)
XYZ	xyz(3.3867, 3.1960, 8.6204)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243153 #534624

analogous

#244853 #243153 #2E2453

triadic

#243153 #532431 #315324

tetradic

#243153 #532448 #534624 #24532E

square

#243153 #532448 #534624 #24532E

split-complementary

#243153 #532E24 #485324

monochromatic

#090D15 #111828 #243153 #374A7E #4963A8

Accessibility & contrast

On white

12.81

#243153 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#243153 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243153

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243153	#FFFFFF	#000000	##FFFFFF
##243153	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#243454

Deuteranopia (green-blind)

#1E3052

Tritanopia (blue-blind)

#0E383E

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #243153;
/* rgb */ color: rgb(36, 49, 83);
/* oklch */ color: oklch(31.9% 0.063 267.0);

Tailwind

colors: {
  custom: {
    50: '#626883',
    500: '#243153',
    950: '#000000',
  },
}

SCSS

$custom: #243153;
$custom-light: #626883;
$custom-dark: #000000;

JSON

{
  "hex": "#243153",
  "rgb": {
    "r": 36,
    "g": 49,
    "b": 83
  },
  "hsl": {
    "h": 223.404,
    "s": 39.496,
    "l": 23.333
  },
  "oklch": {
    "l": 0.31936,
    "c": 0.06343,
    "h": 267
  },
  "luminance": 0.03196
}

Semantic roles & 50–950 ramp

primary

#243153

secondary

#87764C

accent

#AE58CF

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#05060A

muted

#7A7A7C

Preview Lab

Preview with #243153

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

Preview Lab → · Contrast checker → · Palette generator →