#4130BB#4130BB

#4130BB is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 43.0% C 0.205 H 278.9°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#4130BB
RGB	rgb(65, 48, 187)
HSL	hsl(247, 59%, 46%)
HSV	hsv(247, 74%, 73%)
CMYK	cmyk(65.2%, 74.3%, 0%, 26.7%)
CIE-LAB	lab(31.40, 47.92, -70.14)
CIE-LCH	lch(31.40, 84.95, 304.34°)
OKLab	oklab(42.96% 0.0315 -0.2025)
OKLCH	oklch(42.96% 0.205 278.9)
XYZ	xyz(12.2037, 6.8246, 47.6782)
Luminance	0.0683 (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

#4130BB #AABB30

analogous

#3064BB #4130BB #8630BB

triadic

#4130BB #BB4130 #30BB41

tetradic

#4130BB #BB3064 #AABB30 #30BB86

square

#4130BB #BB3064 #AABB30 #30BB86

split-complementary

#4130BB #BB8630 #64BB30

monochromatic

#1F175A #30238A #4130BB #6455D3 #9186E0

Accessibility & contrast

On white

8.88

#4130BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#4130BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4130BB

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4130BB	#FFFFFF	#000000	##FFFFFF
##4130BB	1.00	8.88	2.37	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBF

Deuteranopia (green-blind)

#0044B8

Tritanopia (blue-blind)

#005873

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #4130bb;
/* rgb */ color: rgb(65, 48, 187);
/* oklch */ color: oklch(43.0% 0.205 278.9);

Tailwind

colors: {
  custom: {
    50: '#866bd1',
    500: '#4130bb',
    950: '#000000',
  },
}

SCSS

$custom: #4130bb;
$custom-light: #866bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4130bb",
  "rgb": {
    "r": 65,
    "g": 48,
    "b": 187
  },
  "hsl": {
    "h": 247.338,
    "s": 59.149,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42955,
    "c": 0.20496,
    "h": 278.9
  },
  "luminance": 0.06826
}

Semantic roles & 50–950 ramp

primary

#4130BB

secondary

#C0C97D

accent

#E245CF

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0714

muted

#7D7A83

Preview Lab

Preview with #4130BB

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

Preview Lab → · Contrast checker → · Palette generator →