#4230BA#4230BA

#4230BA is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 42.9% C 0.204 H 279.4°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#4230BA
RGB	rgb(66, 48, 186)
HSL	hsl(248, 59%, 46%)
HSV	hsv(248, 74%, 73%)
CMYK	cmyk(64.5%, 74.2%, 0%, 27.1%)
CIE-LAB	lab(31.39, 47.72, -69.58)
CIE-LCH	lch(31.39, 84.37, 304.44°)
OKLab	oklab(42.93% 0.0331 -0.2008)
OKLCH	oklch(42.93% 0.204 279.4)
XYZ	xyz(12.1638, 6.8164, 47.1195)
Luminance	0.0682 (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

#4230BA #A8BA30

analogous

#3063BA #4230BA #8730BA

triadic

#4230BA #BA4230 #30BA42

tetradic

#4230BA #BA3063 #A8BA30 #30BA87

square

#4230BA #BA3063 #A8BA30 #30BA87

split-complementary

#4230BA #BA8730 #63BA30

monochromatic

#1F1759 #312389 #4230BA #6554D3 #9185DF

Accessibility & contrast

On white

8.89

#4230BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#4230BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4230BA

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4230BA	#FFFFFF	#000000	##FFFFFF
##4230BA	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBE

Deuteranopia (green-blind)

#0044B7

Tritanopia (blue-blind)

#005773

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #4230ba;
/* rgb */ color: rgb(66, 48, 186);
/* oklch */ color: oklch(42.9% 0.204 279.4);

Tailwind

colors: {
  custom: {
    50: '#866bd0',
    500: '#4230ba',
    950: '#000000',
  },
}

SCSS

$custom: #4230ba;
$custom-light: #866bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4230ba",
  "rgb": {
    "r": 66,
    "g": 48,
    "b": 186
  },
  "hsl": {
    "h": 247.826,
    "s": 58.974,
    "l": 45.882
  },
  "oklch": {
    "l": 0.42932,
    "c": 0.20357,
    "h": 279.4
  },
  "luminance": 0.06817
}

Semantic roles & 50–950 ramp

primary

#4230BA

secondary

#BFC97D

accent

#E246CE

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0D0714

muted

#7D7A82

Preview Lab

Preview with #4230BA

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

Preview Lab → · Contrast checker → · Palette generator →