#4155C8#4155C8

#4155C8 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.2% C 0.179 H 271.0°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#4155C8
RGB	rgb(65, 85, 200)
HSL	hsl(231, 55%, 52%)
HSV	hsv(231, 68%, 78%)
CMYK	cmyk(67.5%, 57.5%, 0%, 21.6%)
CIE-LAB	lab(40.88, 30.04, -62.24)
CIE-LCH	lch(40.88, 69.11, 295.77°)
OKLab	oklab(50.2% 0.0031 -0.1792)
OKLCH	oklch(50.2% 0.179 271)
XYZ	xyz(15.8503, 11.7895, 56.0727)
Luminance	0.1179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4155C8 #C8B441

analogous

#4199C8 #4155C8 #7141C8

triadic

#4155C8 #C84155 #55C841

tetradic

#4155C8 #C84199 #C8B441 #41C871

square

#4155C8 #C84199 #C8B441 #41C871

split-complementary

#4155C8 #C87141 #99C841

monochromatic

#202C6F #2E3E9E #4155C8 #707FD6 #A0AAE3

Accessibility & contrast

On white

6.25

#4155C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#4155C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4155C8

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4155C8	#FFFFFF	#000000	##FFFFFF
##4155C8	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CC

Deuteranopia (green-blind)

#005AC6

Tritanopia (blue-blind)

#007186

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4155c8;
/* rgb */ color: rgb(65, 85, 200);
/* oklch */ color: oklch(50.2% 0.179 271.0);

Tailwind

colors: {
  custom: {
    50: '#8584da',
    500: '#4155c8',
    950: '#000000',
  },
}

SCSS

$custom: #4155c8;
$custom-light: #8584da;
$custom-dark: #000000;

JSON

{
  "hex": "#4155c8",
  "rgb": {
    "r": 65,
    "g": 85,
    "b": 200
  },
  "hsl": {
    "h": 231.111,
    "s": 55.102,
    "l": 51.961
  },
  "oklch": {
    "l": 0.50196,
    "c": 0.17928,
    "h": 271
  },
  "luminance": 0.11791
}

Semantic roles & 50–950 ramp

primary

#4155C8

secondary

#D0C795

accent

#C849DE

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #4155C8

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

Preview Lab → · Contrast checker → · Palette generator →