#5B5FE9#5B5FE9

#5B5FE9 is a mid, highly saturated blue. Relative luminance 0.163; OKLCH L 56.2% C 0.204 H 276.4°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#5B5FE9
RGB	rgb(91, 95, 233)
HSL	hsl(238, 76%, 64%)
HSV	hsv(238, 61%, 91%)
CMYK	cmyk(60.9%, 59.2%, 0%, 8.6%)
CIE-LAB	lab(47.35, 39.00, -70.49)
CIE-LCH	lch(47.35, 80.56, 298.96°)
OKLab	oklab(56.19% 0.0226 -0.2028)
OKLCH	oklch(56.19% 0.204 276.4)
XYZ	xyz(23.1098, 16.2899, 79.0014)
Luminance	0.1629 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5FE9 #E9E55B

analogous

#5BA6E9 #5B5FE9 #9E5BE9

triadic

#5B5FE9 #E95B5F #5FE95B

tetradic

#5B5FE9 #E95BA6 #E9E55B #5BE99E

square

#5B5FE9 #E95BA6 #E9E55B #5BE99E

split-complementary

#5B5FE9 #E99E5B #A6E95B

monochromatic

#181CB2 #252AE2 #5B5FE9 #9194F0 #C7C8F7

Accessibility & contrast

On white

4.93

#5B5FE9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#5B5FE9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5FE9

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5FE9	#FFFFFF	#000000	##FFFFFF
##5B5FE9	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)

#0076EE

Deuteranopia (green-blind)

#006AE6

Tritanopia (blue-blind)

#00819B

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #5b5fe9;
/* rgb */ color: rgb(91, 95, 233);
/* oklch */ color: oklch(56.2% 0.204 276.4);

Tailwind

colors: {
  custom: {
    50: '#978cf1',
    500: '#5b5fe9',
    950: '#000000',
  },
}

SCSS

$custom: #5b5fe9;
$custom-light: #978cf1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5fe9",
  "rgb": {
    "r": 91,
    "g": 95,
    "b": 233
  },
  "hsl": {
    "h": 238.31,
    "s": 76.344,
    "l": 63.529
  },
  "oklch": {
    "l": 0.56187,
    "c": 0.204,
    "h": 276.4
  },
  "luminance": 0.16292
}

Semantic roles & 50–950 ramp

primary

#5B5FE9

secondary

#E9E8B7

accent

#D30DD9

background

#FAF8FE

surface

#F3F0FD

border

#CDCBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #5B5FE9

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

Preview Lab → · Contrast checker → · Palette generator →