#4150BC#4150BC

#4150BC is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.3% C 0.169 H 272.4°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#4150BC
RGB	rgb(65, 80, 188)
HSL	hsl(233, 49%, 50%)
HSV	hsv(233, 65%, 74%)
CMYK	cmyk(65.4%, 57.4%, 0%, 26.3%)
CIE-LAB	lab(38.71, 29.01, -58.78)
CIE-LCH	lch(38.71, 65.55, 296.27°)
OKLab	oklab(48.29% 0.0071 -0.1691)
OKLCH	oklch(48.29% 0.169 272.4)
XYZ	xyz(14.1227, 10.4907, 48.8479)
Luminance	0.1049 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4150BC #BCAD41

analogous

#418EBC #4150BC #7041BC

triadic

#4150BC #BC4150 #50BC41

tetradic

#4150BC #BC418E #BCAD41 #41BC70

square

#4150BC #BC418E #BCAD41 #41BC70

split-complementary

#4150BC #BC7041 #8EBC41

monochromatic

#222961 #313D8F #4150BC #6E79CD #9BA3DC

Accessibility & contrast

On white

6.78

#4150BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#4150BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4150BC

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4150BC	#FFFFFF	#000000	##FFFFFF
##4150BC	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C0

Deuteranopia (green-blind)

#0056BA

Tritanopia (blue-blind)

#006A7E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4150bc;
/* rgb */ color: rgb(65, 80, 188);
/* oklch */ color: oklch(48.3% 0.169 272.4);

Tailwind

colors: {
  custom: {
    50: '#8381d1',
    500: '#4150bc',
    950: '#000000',
  },
}

SCSS

$custom: #4150bc;
$custom-light: #8381d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4150bc",
  "rgb": {
    "r": 65,
    "g": 80,
    "b": 188
  },
  "hsl": {
    "h": 232.683,
    "s": 48.617,
    "l": 49.608
  },
  "oklch": {
    "l": 0.48294,
    "c": 0.16928,
    "h": 272.4
  },
  "luminance": 0.10492
}

Semantic roles & 50–950 ramp

primary

#4150BC

secondary

#C9C290

accent

#C850D8

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4150BC

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

Preview Lab → · Contrast checker → · Palette generator →