#4230AA#4230AA

#4230AA is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.4% C 0.184 H 281.4°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#4230AA
RGB	rgb(66, 48, 170)
HSL	hsl(249, 56%, 43%)
HSV	hsv(249, 72%, 67%)
CMYK	cmyk(61.2%, 71.8%, 0%, 33.3%)
CIE-LAB	lab(29.85, 42.73, -62.57)
CIE-LCH	lch(29.85, 75.77, 304.33°)
OKLab	oklab(41.37% 0.0365 -0.1804)
OKLCH	oklch(41.37% 0.184 281.4)
XYZ	xyz(10.5571, 6.1737, 38.6577)
Luminance	0.0617 (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

#4230AA #98AA30

analogous

#305BAA #4230AA #7F30AA

triadic

#4230AA #AA4230 #30AA42

tetradic

#4230AA #AA305B #98AA30 #30AA7F

square

#4230AA #AA305B #98AA30 #30AA7F

split-complementary

#4230AA #AA7F30 #5BAA30

monochromatic

#1D154B #2F237A #4230AA #5E4BCC #897BDA

Accessibility & contrast

On white

9.40

#4230AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#4230AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4230AA

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4230AA	#FFFFFF	#000000	##FFFFFF
##4230AA	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAE

Deuteranopia (green-blind)

#0042A8

Tritanopia (blue-blind)

#00516A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #4230aa;
/* rgb */ color: rgb(66, 48, 170);
/* oklch */ color: oklch(41.4% 0.184 281.4);

Tailwind

colors: {
  custom: {
    50: '#836ac4',
    500: '#4230aa',
    950: '#000000',
  },
}

SCSS

$custom: #4230aa;
$custom-light: #836ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#4230aa",
  "rgb": {
    "r": 66,
    "g": 48,
    "b": 170
  },
  "hsl": {
    "h": 248.852,
    "s": 55.963,
    "l": 42.745
  },
  "oklch": {
    "l": 0.41374,
    "c": 0.18402,
    "h": 281.4
  },
  "luminance": 0.06174
}

Semantic roles & 50–950 ramp

primary

#4230AA

secondary

#B7C274

accent

#DF49C9

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4230AA

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

Preview Lab → · Contrast checker → · Palette generator →