#4150CB#4150CB

#4150CB is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.5% C 0.189 H 272.2°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#4150CB
RGB	rgb(65, 80, 203)
HSL	hsl(233, 57%, 53%)
HSV	hsv(233, 68%, 80%)
CMYK	cmyk(68%, 60.6%, 0%, 20.4%)
CIE-LAB	lab(39.87, 34.26, -65.63)
CIE-LCH	lch(39.87, 74.03, 297.56°)
OKLab	oklab(49.52% 0.0071 -0.1892)
OKLCH	oklch(49.52% 0.189 272.2)
XYZ	xyz(15.8245, 11.1714, 57.8107)
Luminance	0.1117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4150CB #CBBC41

analogous

#4195CB #4150CB #7741CB

triadic

#4150CB #CB4150 #50CB41

tetradic

#4150CB #CB4195 #CBBC41 #41CB77

square

#4150CB #CB4195 #CBBC41 #41CB77

split-complementary

#4150CB #CB7741 #95CB41

monochromatic

#1F2872 #2C39A2 #4150CB #717CD8 #A1A9E5

Accessibility & contrast

On white

6.49

#4150CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#4150CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4150CB

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4150CB	#FFFFFF	#000000	##FFFFFF
##4150CB	1.00	6.49	3.23	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CF

Deuteranopia (green-blind)

#0058C9

Tritanopia (blue-blind)

#006F86

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4150cb;
/* rgb */ color: rgb(65, 80, 203);
/* oklch */ color: oklch(49.5% 0.189 272.2);

Tailwind

colors: {
  custom: {
    50: '#8681dc',
    500: '#4150cb',
    950: '#000000',
  },
}

SCSS

$custom: #4150cb;
$custom-light: #8681dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4150cb",
  "rgb": {
    "r": 65,
    "g": 80,
    "b": 203
  },
  "hsl": {
    "h": 233.478,
    "s": 57.025,
    "l": 52.549
  },
  "oklch": {
    "l": 0.49517,
    "c": 0.18937,
    "h": 272.2
  },
  "luminance": 0.11173
}

Semantic roles & 50–950 ramp

primary

#4150CB

secondary

#D2CB96

accent

#D048E0

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0D0A15

muted

#7D7C83

Preview Lab

Preview with #4150CB

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

Preview Lab → · Contrast checker → · Palette generator →