#243166#243166

#243166 is a dark, moderate blue. Relative luminance 0.035; OKLCH L 33.3% C 0.094 H 270.2°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#243166
RGB	rgb(36, 49, 102)
HSL	hsl(228, 48%, 27%)
HSV	hsv(228, 65%, 40%)
CMYK	cmyk(64.7%, 52%, 0%, 60%)
CIE-LAB	lab(22.05, 13.07, -32.94)
CIE-LCH	lch(22.05, 35.43, 291.64°)
OKLab	oklab(33.29% 0.0004 -0.0942)
OKLCH	oklch(33.29% 0.094 270.2)
XYZ	xyz(4.2233, 3.5307, 13.0267)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243166 #665924

analogous

#245266 #243166 #382466

triadic

#243166 #662431 #316624

tetradic

#243166 #662452 #665924 #246638

square

#243166 #662452 #665924 #246638

split-complementary

#243166 #663824 #526624

monochromatic

#080B17 #141B39 #243166 #344793 #475EBE

Accessibility & contrast

On white

12.31

#243166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#243166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243166

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243166	#FFFFFF	#000000	##FFFFFF
##243166	1.00	12.31	1.71	12.31
#FFFFFF	12.31	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#163868

Deuteranopia (green-blind)

#093265

Tritanopia (blue-blind)

#003D46

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #243166;
/* rgb */ color: rgb(36, 49, 102);
/* oklch */ color: oklch(33.3% 0.094 270.2);

Tailwind

colors: {
  custom: {
    50: '#666892',
    500: '#243166',
    950: '#000000',
  },
}

SCSS

$custom: #243166;
$custom-light: #666892;
$custom-dark: #000000;

JSON

{
  "hex": "#243166",
  "rgb": {
    "r": 36,
    "g": 49,
    "b": 102
  },
  "hsl": {
    "h": 228.182,
    "s": 47.826,
    "l": 27.059
  },
  "oklch": {
    "l": 0.3329,
    "c": 0.09422,
    "h": 270.2
  },
  "luminance": 0.03531
}

Semantic roles & 50–950 ramp

primary

#243166

secondary

#998A4C

accent

#BD50D7

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #243166

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

Preview Lab → · Contrast checker → · Palette generator →