#5F75CF#5F75CF

#5F75CF is a mid, vivid blue. Relative luminance 0.197; OKLCH L 58.8% C 0.140 H 271.2°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#5F75CF
RGB	rgb(95, 117, 207)
HSL	hsl(228, 54%, 59%)
HSV	hsv(228, 54%, 81%)
CMYK	cmyk(54.1%, 43.5%, 0%, 18.8%)
CIE-LAB	lab(51.45, 17.84, -49.15)
CIE-LCH	lch(51.45, 52.29, 289.94°)
OKLab	oklab(58.8% 0.003 -0.1397)
OKLCH	oklch(58.8% 0.14 271.2)
XYZ	xyz(22.3394, 19.6589, 61.6367)
Luminance	0.1966 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F75CF #CFB95F

analogous

#5FADCF #5F75CF #815FCF

triadic

#5F75CF #CF5F75 #75CF5F

tetradic

#5F75CF #CF5FAD #CFB95F #5FCF81

square

#5F75CF #CF5FAD #CFB95F #5FCF81

split-complementary

#5F75CF #CF815F #ADCF5F

monochromatic

#293C8A #3851B9 #5F75CF #8E9EDD #BDC6EB

Accessibility & contrast

On white

4.26

#5F75CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#5F75CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F75CF

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F75CF	#FFFFFF	#000000	##000000
##5F75CF	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E80D2

Deuteranopia (green-blind)

#4176CD

Tritanopia (blue-blind)

#258998

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #5f75cf;
/* rgb */ color: rgb(95, 117, 207);
/* oklch */ color: oklch(58.8% 0.140 271.2);

Tailwind

colors: {
  custom: {
    50: '#949cde',
    500: '#5f75cf',
    950: '#000000',
  },
}

SCSS

$custom: #5f75cf;
$custom-light: #949cde;
$custom-dark: #000000;

JSON

{
  "hex": "#5f75cf",
  "rgb": {
    "r": 95,
    "g": 117,
    "b": 207
  },
  "hsl": {
    "h": 228.214,
    "s": 53.846,
    "l": 59.216
  },
  "oklch": {
    "l": 0.58799,
    "c": 0.13976,
    "h": 271.2
  },
  "luminance": 0.1966
}

Semantic roles & 50–950 ramp

primary

#5F75CF

secondary

#DBD2AF

accent

#C04BDD

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #5F75CF

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

Preview Lab → · Contrast checker → · Palette generator →