#5840E3#5840E3

#5840E3 is a mid, highly saturated blue. Relative luminance 0.113; OKLCH L 50.7% C 0.232 H 280.9°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#5840E3
RGB	rgb(88, 64, 227)
HSL	hsl(249, 74%, 57%)
HSV	hsv(249, 72%, 89%)
CMYK	cmyk(61.2%, 71.8%, 0%, 11%)
CIE-LAB	lab(40.06, 54.36, -79.03)
CIE-LCH	lch(40.06, 95.92, 304.52°)
OKLab	oklab(50.69% 0.0438 -0.2279)
OKLCH	oklch(50.69% 0.232 280.9)
XYZ	xyz(19.7187, 11.2861, 73.7975)
Luminance	0.1129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5840E3 #CBE340

analogous

#407AE3 #5840E3 #A940E3

triadic

#5840E3 #E35840 #40E358

tetradic

#5840E3 #E3407A #CBE340 #40E3A9

square

#5840E3 #E3407A #CBE340 #40E3A9

split-complementary

#5840E3 #E3A940 #7AE340

monochromatic

#281693 #371DC8 #5840E3 #8775EB #B5ABF3

Accessibility & contrast

On white

6.45

#5840E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#5840E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5840E3

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5840E3	#FFFFFF	#000000	##FFFFFF
##5840E3	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064E8

Deuteranopia (green-blind)

#0058E0

Tritanopia (blue-blind)

#006D8E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #5840e3;
/* rgb */ color: rgb(88, 64, 227);
/* oklch */ color: oklch(50.7% 0.232 280.9);

Tailwind

colors: {
  custom: {
    50: '#9778ed',
    500: '#5840e3',
    950: '#000000',
  },
}

SCSS

$custom: #5840e3;
$custom-light: #9778ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5840e3",
  "rgb": {
    "r": 88,
    "g": 64,
    "b": 227
  },
  "hsl": {
    "h": 248.834,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.50693,
    "c": 0.2321,
    "h": 280.9
  },
  "luminance": 0.11288
}

Semantic roles & 50–950 ramp

primary

#5840E3

secondary

#D7E19E

accent

#F137D6

background

#FAF7FE

surface

#F3EDFD

border

#CDC8D5

text

#0F0916

muted

#7F7B84

Preview Lab

Preview with #5840E3

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

Preview Lab → · Contrast checker → · Palette generator →