#4230BC#4230BC

#4230BC is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 43.1% C 0.206 H 279.1°. Best body text is #FFFFFF at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#4230BC
RGB	rgb(66, 48, 188)
HSL	hsl(248, 59%, 46%)
HSV	hsv(248, 74%, 74%)
CMYK	cmyk(64.9%, 74.5%, 0%, 26.3%)
CIE-LAB	lab(31.58, 48.34, -70.44)
CIE-LCH	lch(31.58, 85.43, 304.46°)
OKLab	oklab(43.13% 0.0327 -0.2033)
OKLCH	oklch(43.13% 0.206 279.1)
XYZ	xyz(12.3779, 6.9020, 48.2471)
Luminance	0.0690 (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

#4230BC #AABC30

analogous

#3064BC #4230BC #8830BC

triadic

#4230BC #BC4230 #30BC42

tetradic

#4230BC #BC3064 #AABC30 #30BC88

square

#4230BC #BC3064 #AABC30 #30BC88

split-complementary

#4230BC #BC8830 #64BC30

monochromatic

#20175A #31248B #4230BC #6655D4 #9286E0

Accessibility & contrast

On white

8.82

#4230BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#4230BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4230BC

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4230BC	#FFFFFF	#000000	##FFFFFF
##4230BC	1.00	8.82	2.38	8.82
#FFFFFF	8.82	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C0

Deuteranopia (green-blind)

#0045B9

Tritanopia (blue-blind)

#005874

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #4230bc;
/* rgb */ color: rgb(66, 48, 188);
/* oklch */ color: oklch(43.1% 0.206 279.1);

Tailwind

colors: {
  custom: {
    50: '#866bd1',
    500: '#4230bc',
    950: '#000000',
  },
}

SCSS

$custom: #4230bc;
$custom-light: #866bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4230bc",
  "rgb": {
    "r": 66,
    "g": 48,
    "b": 188
  },
  "hsl": {
    "h": 247.714,
    "s": 59.322,
    "l": 46.275
  },
  "oklch": {
    "l": 0.43131,
    "c": 0.20596,
    "h": 279.1
  },
  "luminance": 0.06903
}

Semantic roles & 50–950 ramp

primary

#4230BC

secondary

#C0CA7E

accent

#E345CE

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0714

muted

#7D7A83

Preview Lab

Preview with #4230BC

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

Preview Lab → · Contrast checker → · Palette generator →