#555CE7#555CE7

#555CE7 is a mid, highly saturated blue. Relative luminance 0.154; OKLCH L 55.1% C 0.206 H 275.1°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#555CE7
RGB	rgb(85, 92, 231)
HSL	hsl(237, 75%, 62%)
HSV	hsv(237, 63%, 91%)
CMYK	cmyk(63.2%, 60.2%, 0%, 9.4%)
CIE-LAB	lab(46.11, 39.23, -71.39)
CIE-LCH	lch(46.11, 81.46, 298.79°)
OKLab	oklab(55.13% 0.0184 -0.2056)
OKLCH	oklch(55.13% 0.206 275.1)
XYZ	xyz(21.9925, 15.3533, 77.3903)
Luminance	0.1535 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555CE7 #E7E055

analogous

#55A5E7 #555CE7 #9755E7

triadic

#555CE7 #E7555C #5CE755

tetradic

#555CE7 #E755A5 #E7E055 #55E797

square

#555CE7 #E755A5 #E7E055 #55E797

split-complementary

#555CE7 #E79755 #A5E755

monochromatic

#181FAA #2029DF #555CE7 #8B8FEF #C0C3F6

Accessibility & contrast

On white

5.16

#555CE7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#555CE7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555CE7

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555CE7	#FFFFFF	#000000	##FFFFFF
##555CE7	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074EC

Deuteranopia (green-blind)

#0067E4

Tritanopia (blue-blind)

#007F99

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #555ce7;
/* rgb */ color: rgb(85, 92, 231);
/* oklch */ color: oklch(55.1% 0.206 275.1);

Tailwind

colors: {
  custom: {
    50: '#948af0',
    500: '#555ce7',
    950: '#000000',
  },
}

SCSS

$custom: #555ce7;
$custom-light: #948af0;
$custom-dark: #000000;

JSON

{
  "hex": "#555ce7",
  "rgb": {
    "r": 85,
    "g": 92,
    "b": 231
  },
  "hsl": {
    "h": 237.123,
    "s": 75.258,
    "l": 61.961
  },
  "oklch": {
    "l": 0.55126,
    "c": 0.20642,
    "h": 275.1
  },
  "luminance": 0.15355
}

Semantic roles & 50–950 ramp

primary

#555CE7

secondary

#E7E4B1

accent

#CE0ED7

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #555CE7

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

Preview Lab → · Contrast checker → · Palette generator →