#4155C3#4155C3

#4155C3 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.8% C 0.173 H 271.0°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#4155C3
RGB	rgb(65, 85, 195)
HSL	hsl(231, 52%, 51%)
HSV	hsv(231, 67%, 76%)
CMYK	cmyk(66.7%, 56.4%, 0%, 23.5%)
CIE-LAB	lab(40.51, 28.28, -59.95)
CIE-LCH	lch(40.51, 66.28, 295.26°)
OKLab	oklab(49.8% 0.003 -0.1725)
OKLCH	oklch(49.8% 0.173 271)
XYZ	xyz(15.2755, 11.5595, 53.0454)
Luminance	0.1156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4155C3 #C3AF41

analogous

#4196C3 #4155C3 #6E41C3

triadic

#4155C3 #C34155 #55C341

tetradic

#4155C3 #C34196 #C3AF41 #41C36E

square

#4155C3 #C34196 #C3AF41 #41C36E

split-complementary

#4155C3 #C36E41 #96C341

monochromatic

#212C69 #304097 #4155C3 #707FD2 #9EA8E0

Accessibility & contrast

On white

6.34

#4155C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#4155C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4155C3

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4155C3	#FFFFFF	#000000	##FFFFFF
##4155C3	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066C7

Deuteranopia (green-blind)

#005AC1

Tritanopia (blue-blind)

#007084

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4155c3;
/* rgb */ color: rgb(65, 85, 195);
/* oklch */ color: oklch(49.8% 0.173 271.0);

Tailwind

colors: {
  custom: {
    50: '#8484d6',
    500: '#4155c3',
    950: '#000000',
  },
}

SCSS

$custom: #4155c3;
$custom-light: #8484d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4155c3",
  "rgb": {
    "r": 65,
    "g": 85,
    "b": 195
  },
  "hsl": {
    "h": 230.769,
    "s": 52,
    "l": 50.98
  },
  "oklch": {
    "l": 0.49801,
    "c": 0.17253,
    "h": 271
  },
  "luminance": 0.11561
}

Semantic roles & 50–950 ramp

primary

#4155C3

secondary

#CDC493

accent

#C54CDB

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4155C3

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

Preview Lab → · Contrast checker → · Palette generator →