#4155D1#4155D1

#4155D1 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.9% C 0.191 H 270.9°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#4155D1
RGB	rgb(65, 85, 209)
HSL	hsl(232, 61%, 54%)
HSV	hsv(232, 69%, 82%)
CMYK	cmyk(68.9%, 59.3%, 0%, 18%)
CIE-LAB	lab(41.57, 33.21, -66.32)
CIE-LCH	lch(41.57, 74.17, 296.60°)
OKLab	oklab(50.92% 0.0032 -0.1912)
OKLCH	oklch(50.92% 0.191 270.9)
XYZ	xyz(16.9332, 12.2226, 61.7761)
Luminance	0.1222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4155D1 #D1BD41

analogous

#419DD1 #4155D1 #7541D1

triadic

#4155D1 #D14155 #55D141

tetradic

#4155D1 #D1419D #D1BD41 #41D175

square

#4155D1 #D1419D #D1BD41 #41D175

split-complementary

#4155D1 #D17541 #9DD141

monochromatic

#1E2A7A #293CAB #4155D1 #7281DD #A4ADE9

Accessibility & contrast

On white

6.10

#4155D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#4155D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4155D1

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4155D1	#FFFFFF	#000000	##FFFFFF
##4155D1	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D5

Deuteranopia (green-blind)

#005CCF

Tritanopia (blue-blind)

#00748B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4155d1;
/* rgb */ color: rgb(65, 85, 209);
/* oklch */ color: oklch(50.9% 0.191 270.9);

Tailwind

colors: {
  custom: {
    50: '#8784e0',
    500: '#4155d1',
    950: '#000000',
  },
}

SCSS

$custom: #4155d1;
$custom-light: #8784e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4155d1",
  "rgb": {
    "r": 65,
    "g": 85,
    "b": 209
  },
  "hsl": {
    "h": 231.667,
    "s": 61.017,
    "l": 53.725
  },
  "oklch": {
    "l": 0.50924,
    "c": 0.19125,
    "h": 270.9
  },
  "luminance": 0.12224
}

Semantic roles & 50–950 ramp

primary

#4155D1

secondary

#D6CD98

accent

#CE44E4

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4155D1

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

Preview Lab → · Contrast checker → · Palette generator →