#4230B7#4230B7

#4230B7 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.6% C 0.200 H 279.7°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#4230B7
RGB	rgb(66, 48, 183)
HSL	hsl(248, 58%, 45%)
HSV	hsv(248, 74%, 72%)
CMYK	cmyk(63.9%, 73.8%, 0%, 28.2%)
CIE-LAB	lab(31.09, 46.79, -68.29)
CIE-LCH	lch(31.09, 82.78, 304.42°)
OKLab	oklab(42.64% 0.0338 -0.1971)
OKLCH	oklch(42.64% 0.2 279.7)
XYZ	xyz(11.8482, 6.6901, 45.4575)
Luminance	0.0669 (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

#4230B7 #A5B730

analogous

#3061B7 #4230B7 #8530B7

triadic

#4230B7 #B74230 #30B742

tetradic

#4230B7 #B73061 #A5B730 #30B785

square

#4230B7 #B73061 #A5B730 #30B785

split-complementary

#4230B7 #B78530 #61B730

monochromatic

#1F1756 #312387 #4230B7 #6352D2 #8F83DE

Accessibility & contrast

On white

8.98

#4230B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#4230B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4230B7

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4230B7	#FFFFFF	#000000	##FFFFFF
##4230B7	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EBB

Deuteranopia (green-blind)

#0044B5

Tritanopia (blue-blind)

#005671

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #4230b7;
/* rgb */ color: rgb(66, 48, 183);
/* oklch */ color: oklch(42.6% 0.200 279.7);

Tailwind

colors: {
  custom: {
    50: '#856bce',
    500: '#4230b7',
    950: '#000000',
  },
}

SCSS

$custom: #4230b7;
$custom-light: #856bce;
$custom-dark: #000000;

JSON

{
  "hex": "#4230b7",
  "rgb": {
    "r": 66,
    "g": 48,
    "b": 183
  },
  "hsl": {
    "h": 248,
    "s": 58.442,
    "l": 45.294
  },
  "oklch": {
    "l": 0.42635,
    "c": 0.19996,
    "h": 279.7
  },
  "luminance": 0.06691
}

Semantic roles & 50–950 ramp

primary

#4230B7

secondary

#BDC87B

accent

#E246CD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #4230B7

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

Preview Lab → · Contrast checker → · Palette generator →