#4050B2#4050B2

#4050B2 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.5% C 0.156 H 272.1°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#4050B2
RGB	rgb(64, 80, 178)
HSL	hsl(232, 47%, 47%)
HSV	hsv(232, 64%, 70%)
CMYK	cmyk(64%, 55.1%, 0%, 30.2%)
CIE-LAB	lab(37.91, 25.33, -54.19)
CIE-LCH	lch(37.91, 59.82, 295.05°)
OKLab	oklab(47.45% 0.0057 -0.1556)
OKLCH	oklch(47.45% 0.156 272.1)
XYZ	xyz(13.0162, 10.0405, 43.3629)
Luminance	0.1004 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4050B2 #B2A240

analogous

#4089B2 #4050B2 #6940B2

triadic

#4050B2 #B24050 #50B240

tetradic

#4050B2 #B24089 #B2A240 #40B269

square

#4050B2 #B24089 #B2A240 #40B269

split-complementary

#4050B2 #B26940 #89B240

monochromatic

#202858 #303C85 #4050B2 #6775C8 #949ED8

Accessibility & contrast

On white

6.98

#4050B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#4050B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4050B2

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4050B2	#FFFFFF	#000000	##FFFFFF
##4050B2	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#035EB5

Deuteranopia (green-blind)

#0054B0

Tritanopia (blue-blind)

#006779

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4050b2;
/* rgb */ color: rgb(64, 80, 178);
/* oklch */ color: oklch(47.5% 0.156 272.1);

Tailwind

colors: {
  custom: {
    50: '#8180ca',
    500: '#4050b2',
    950: '#000000',
  },
}

SCSS

$custom: #4050b2;
$custom-light: #8180ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4050b2",
  "rgb": {
    "r": 64,
    "g": 80,
    "b": 178
  },
  "hsl": {
    "h": 231.579,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.47453,
    "c": 0.15576,
    "h": 272.1
  },
  "luminance": 0.10042
}

Semantic roles & 50–950 ramp

primary

#4050B2

secondary

#C4BC8A

accent

#C451D7

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4050B2

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

Preview Lab → · Contrast checker → · Palette generator →