#4550CF#4550CF

#4550CF is a mid, vivid blue. Relative luminance 0.115; OKLCH L 50.1% C 0.194 H 273.3°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#4550CF
RGB	rgb(69, 80, 207)
HSL	hsl(235, 59%, 54%)
HSV	hsv(235, 67%, 81%)
CMYK	cmyk(66.7%, 61.4%, 0%, 18.8%)
CIE-LAB	lab(40.42, 36.19, -67.03)
CIE-LCH	lch(40.42, 76.17, 298.37°)
OKLab	oklab(50.09% 0.0113 -0.1933)
OKLCH	oklch(50.09% 0.194 273.3)
XYZ	xyz(16.5816, 11.5060, 60.3664)
Luminance	0.1151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4550CF #CFC445

analogous

#4595CF #4550CF #7F45CF

triadic

#4550CF #CF4550 #50CF45

tetradic

#4550CF #CF4595 #CFC445 #45CF7F

square

#4550CF #CF4595 #CFC445 #45CF7F

split-complementary

#4550CF #CF7F45 #95CF45

monochromatic

#20277A #2C36AB #4550CF #767EDC #A6ACE8

Accessibility & contrast

On white

6.36

#4550CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#4550CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4550CF

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4550CF	#FFFFFF	#000000	##FFFFFF
##4550CF	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D3

Deuteranopia (green-blind)

#0059CD

Tritanopia (blue-blind)

#007088

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4550cf;
/* rgb */ color: rgb(69, 80, 207);
/* oklch */ color: oklch(50.1% 0.194 273.3);

Tailwind

colors: {
  custom: {
    50: '#8981df',
    500: '#4550cf',
    950: '#000000',
  },
}

SCSS

$custom: #4550cf;
$custom-light: #8981df;
$custom-dark: #000000;

JSON

{
  "hex": "#4550cf",
  "rgb": {
    "r": 69,
    "g": 80,
    "b": 207
  },
  "hsl": {
    "h": 235.217,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.50086,
    "c": 0.19359,
    "h": 273.3
  },
  "luminance": 0.11508
}

Semantic roles & 50–950 ramp

primary

#4550CF

secondary

#D5D19B

accent

#D646E2

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4550CF

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

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