#5F55CC#5F55CC

#5F55CC is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.5% C 0.178 H 282.2°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#5F55CC
RGB	rgb(95, 85, 204)
HSL	hsl(245, 54%, 57%)
HSV	hsv(245, 58%, 80%)
CMYK	cmyk(53.4%, 58.3%, 0%, 20%)
CIE-LAB	lab(43.19, 36.50, -60.70)
CIE-LCH	lch(43.19, 70.83, 301.02°)
OKLab	oklab(52.53% 0.0375 -0.1739)
OKLCH	oklch(52.53% 0.178 282.2)
XYZ	xyz(18.8636, 13.2884, 58.6860)
Luminance	0.1329 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F55CC #C2CC55

analogous

#5587CC #5F55CC #9B55CC

triadic

#5F55CC #CC5F55 #55CC5F

tetradic

#5F55CC #CC5587 #C2CC55 #55CC9B

square

#5F55CC #CC5587 #C2CC55 #55CC9B

split-complementary

#5F55CC #CC9B55 #87CC55

monochromatic

#2E2680 #3F35AF #5F55CC #8B84DA #B8B3E8

Accessibility & contrast

On white

5.74

#5F55CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#5F55CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5F55CC

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F55CC	#FFFFFF	#000000	##FFFFFF
##5F55CC	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD0

Deuteranopia (green-blind)

#0062CA

Tritanopia (blue-blind)

#2F7188

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5f55cc;
/* rgb */ color: rgb(95, 85, 204);
/* oklch */ color: oklch(52.5% 0.178 282.2);

Tailwind

colors: {
  custom: {
    50: '#9585dc',
    500: '#5f55cc',
    950: '#000000',
  },
}

SCSS

$custom: #5f55cc;
$custom-light: #9585dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5f55cc",
  "rgb": {
    "r": 95,
    "g": 85,
    "b": 204
  },
  "hsl": {
    "h": 245.042,
    "s": 53.846,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52528,
    "c": 0.17792,
    "h": 282.2
  },
  "luminance": 0.1329
}

Semantic roles & 50–950 ramp

primary

#5F55CC

secondary

#D3D7A6

accent

#DD4BD1

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5F55CC

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

Preview Lab → · Contrast checker → · Palette generator →