#555FEE#555FEE

#555FEE is a mid, highly saturated blue. Relative luminance 0.163; OKLCH L 56.2% C 0.212 H 274.3°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#555FEE
RGB	rgb(85, 95, 238)
HSL	hsl(236, 82%, 63%)
HSV	hsv(236, 64%, 93%)
CMYK	cmyk(64.3%, 60.1%, 0%, 6.7%)
CIE-LAB	lab(47.35, 39.72, -73.32)
CIE-LCH	lch(47.35, 83.39, 298.45°)
OKLab	oklab(56.2% 0.0158 -0.2112)
OKLCH	oklch(56.2% 0.212 274.3)
XYZ	xyz(23.2660, 16.2867, 82.7899)
Luminance	0.1629 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555FEE #EEE455

analogous

#55ACEE #555FEE #9755EE

triadic

#555FEE #EE555F #5FEE55

tetradic

#555FEE #EE55AC #EEE455 #55EE97

square

#555FEE #EE55AC #EEE455 #55EE97

split-complementary

#555FEE #EE9755 #ACEE55

monochromatic

#121DB6 #1D2BE8 #555FEE #8D93F4 #C4C8F9

Accessibility & contrast

On white

4.93

#555FEE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#555FEE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555FEE

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555FEE	#FFFFFF	#000000	##FFFFFF
##555FEE	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077F3

Deuteranopia (green-blind)

#006AEB

Tritanopia (blue-blind)

#00839D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #555fee;
/* rgb */ color: rgb(85, 95, 238);
/* oklch */ color: oklch(56.2% 0.212 274.3);

Tailwind

colors: {
  custom: {
    50: '#958cf5',
    500: '#555fee',
    950: '#000000',
  },
}

SCSS

$custom: #555fee;
$custom-light: #958cf5;
$custom-dark: #000000;

JSON

{
  "hex": "#555fee",
  "rgb": {
    "r": 85,
    "g": 95,
    "b": 238
  },
  "hsl": {
    "h": 236.078,
    "s": 81.818,
    "l": 63.333
  },
  "oklch": {
    "l": 0.56203,
    "c": 0.21183,
    "h": 274.3
  },
  "luminance": 0.16289
}

Semantic roles & 50–950 ramp

primary

#555FEE

secondary

#EBE7B4

accent

#D007DE

background

#F9F8FF

surface

#F2F0FE

border

#CCCBD6

text

#0F0C17

muted

#7E7D85

Preview Lab

Preview with #555FEE

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

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