#4155BD#4155BD

#4155BD is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.3% C 0.164 H 271.0°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#4155BD
RGB	rgb(65, 85, 189)
HSL	hsl(230, 49%, 50%)
HSV	hsv(230, 66%, 74%)
CMYK	cmyk(65.6%, 55%, 0%, 25.9%)
CIE-LAB	lab(40.07, 26.16, -57.16)
CIE-LCH	lch(40.07, 62.86, 294.59°)
OKLab	oklab(49.34% 0.0027 -0.1643)
OKLCH	oklch(49.34% 0.164 271)
XYZ	xyz(14.6107, 11.2936, 49.5442)
Luminance	0.1129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4155BD #BDA941

analogous

#4193BD #4155BD #6B41BD

triadic

#4155BD #BD4155 #55BD41

tetradic

#4155BD #BD4193 #BDA941 #41BD6B

square

#4155BD #BD4193 #BDA941 #41BD6B

split-complementary

#4155BD #BD6B41 #93BD41

monochromatic

#222C62 #31418F #4155BD #6E7DCD #9CA6DD

Accessibility & contrast

On white

6.44

#4155BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#4155BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4155BD

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4155BD	#FFFFFF	#000000	##FFFFFF
##4155BD	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C1

Deuteranopia (green-blind)

#0059BB

Tritanopia (blue-blind)

#006E81

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4155bd;
/* rgb */ color: rgb(65, 85, 189);
/* oklch */ color: oklch(49.3% 0.164 271.0);

Tailwind

colors: {
  custom: {
    50: '#8384d2',
    500: '#4155bd',
    950: '#000000',
  },
}

SCSS

$custom: #4155bd;
$custom-light: #8384d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4155bd",
  "rgb": {
    "r": 65,
    "g": 85,
    "b": 189
  },
  "hsl": {
    "h": 230.323,
    "s": 48.819,
    "l": 49.804
  },
  "oklch": {
    "l": 0.49336,
    "c": 0.16431,
    "h": 271
  },
  "luminance": 0.11295
}

Semantic roles & 50–950 ramp

primary

#4155BD

secondary

#C9C091

accent

#C24FD8

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4155BD

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

Preview Lab → · Contrast checker → · Palette generator →