#4230BD#4230BD

#4230BD is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 43.2% C 0.207 H 279.0°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#4230BD
RGB	rgb(66, 48, 189)
HSL	hsl(248, 59%, 46%)
HSV	hsv(248, 75%, 74%)
CMYK	cmyk(65.1%, 74.6%, 0%, 25.9%)
CIE-LAB	lab(31.68, 48.65, -70.86)
CIE-LCH	lch(31.68, 85.96, 304.47°)
OKLab	oklab(43.23% 0.0325 -0.2046)
OKLCH	oklch(43.23% 0.207 279)
XYZ	xyz(12.4861, 6.9453, 48.8168)
Luminance	0.0695 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4230BD #ABBD30

analogous

#3064BD #4230BD #8930BD

triadic

#4230BD #BD4230 #30BD42

tetradic

#4230BD #BD3064 #ABBD30 #30BD89

square

#4230BD #BD3064 #ABBD30 #30BD89

split-complementary

#4230BD #BD8930 #64BD30

monochromatic

#20175B #31248C #4230BD #6656D4 #9287E0

Accessibility & contrast

On white

8.79

#4230BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#4230BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4230BD

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4230BD	#FFFFFF	#000000	##FFFFFF
##4230BD	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C1

Deuteranopia (green-blind)

#0045BA

Tritanopia (blue-blind)

#005874

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4230bd;
/* rgb */ color: rgb(66, 48, 189);
/* oklch */ color: oklch(43.2% 0.207 279.0);

Tailwind

colors: {
  custom: {
    50: '#866bd2',
    500: '#4230bd',
    950: '#000000',
  },
}

SCSS

$custom: #4230bd;
$custom-light: #866bd2;
$custom-dark: #000000;

JSON

{
  "hex": "#4230bd",
  "rgb": {
    "r": 66,
    "g": 48,
    "b": 189
  },
  "hsl": {
    "h": 247.66,
    "s": 59.494,
    "l": 46.471
  },
  "oklch": {
    "l": 0.4323,
    "c": 0.20716,
    "h": 279
  },
  "luminance": 0.06946
}

Semantic roles & 50–950 ramp

primary

#4230BD

secondary

#C0CA7F

accent

#E345CF

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4230BD

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

Preview Lab → · Contrast checker → · Palette generator →