#5F55CF#5F55CF

#5F55CF is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.8% C 0.182 H 281.9°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#5F55CF
RGB	rgb(95, 85, 207)
HSL	hsl(245, 56%, 57%)
HSV	hsv(245, 59%, 81%)
CMYK	cmyk(54.1%, 58.9%, 0%, 18.8%)
CIE-LAB	lab(43.41, 37.44, -62.08)
CIE-LCH	lch(43.41, 72.50, 301.09°)
OKLab	oklab(52.75% 0.0374 -0.178)
OKLCH	oklch(52.75% 0.182 281.9)
XYZ	xyz(19.2268, 13.4337, 60.5992)
Luminance	0.1343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F55CF #C5CF55

analogous

#5588CF #5F55CF #9C55CF

triadic

#5F55CF #CF5F55 #55CF5F

tetradic

#5F55CF #CF5588 #C5CF55 #55CF9C

square

#5F55CF #CF5588 #C5CF55 #55CF9C

split-complementary

#5F55CF #CF9C55 #88CF55

monochromatic

#2D2584 #3D33B4 #5F55CF #8C85DC #B9B4EA

Accessibility & contrast

On white

5.70

#5F55CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#5F55CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5F55CF

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F55CF	#FFFFFF	#000000	##FFFFFF
##5F55CF	1.00	5.70	3.69	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD3

Deuteranopia (green-blind)

#0062CC

Tritanopia (blue-blind)

#2C728A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5f55cf;
/* rgb */ color: rgb(95, 85, 207);
/* oklch */ color: oklch(52.8% 0.182 281.9);

Tailwind

colors: {
  custom: {
    50: '#9685de',
    500: '#5f55cf',
    950: '#000000',
  },
}

SCSS

$custom: #5f55cf;
$custom-light: #9685de;
$custom-dark: #000000;

JSON

{
  "hex": "#5f55cf",
  "rgb": {
    "r": 95,
    "g": 85,
    "b": 207
  },
  "hsl": {
    "h": 244.918,
    "s": 55.963,
    "l": 57.255
  },
  "oklch": {
    "l": 0.52754,
    "c": 0.18188,
    "h": 281.9
  },
  "luminance": 0.13435
}

Semantic roles & 50–950 ramp

primary

#5F55CF

secondary

#D5D9A7

accent

#DF49D3

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5F55CF

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

Preview Lab → · Contrast checker → · Palette generator →