#5740E2#5740E2

#5740E2 is a mid, highly saturated blue. Relative luminance 0.112; OKLCH L 50.5% C 0.231 H 280.6°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#5740E2
RGB	rgb(87, 64, 226)
HSL	hsl(249, 74%, 57%)
HSV	hsv(249, 72%, 89%)
CMYK	cmyk(61.5%, 71.7%, 0%, 11.4%)
CIE-LAB	lab(39.89, 53.94, -78.74)
CIE-LCH	lch(39.89, 95.45, 304.41°)
OKLab	oklab(50.52% 0.0427 -0.2271)
OKLCH	oklch(50.52% 0.231 280.6)
XYZ	xyz(19.4870, 11.1826, 73.0683)
Luminance	0.1118 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5740E2 #CBE240

analogous

#407AE2 #5740E2 #A840E2

triadic

#5740E2 #E25740 #40E257

tetradic

#5740E2 #E2407A #CBE240 #40E2A8

square

#5740E2 #E2407A #CBE240 #40E2A8

split-complementary

#5740E2 #E2A840 #7AE240

monochromatic

#281692 #361EC7 #5740E2 #8675EA #B4AAF2

Accessibility & contrast

On white

6.49

#5740E2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#5740E2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5740E2

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5740E2	#FFFFFF	#000000	##FFFFFF
##5740E2	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064E7

Deuteranopia (green-blind)

#0058DF

Tritanopia (blue-blind)

#006D8D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #5740e2;
/* rgb */ color: rgb(87, 64, 226);
/* oklch */ color: oklch(50.5% 0.231 280.6);

Tailwind

colors: {
  custom: {
    50: '#9678ec',
    500: '#5740e2',
    950: '#000000',
  },
}

SCSS

$custom: #5740e2;
$custom-light: #9678ec;
$custom-dark: #000000;

JSON

{
  "hex": "#5740e2",
  "rgb": {
    "r": 87,
    "g": 64,
    "b": 226
  },
  "hsl": {
    "h": 248.519,
    "s": 73.636,
    "l": 56.863
  },
  "oklch": {
    "l": 0.50523,
    "c": 0.23111,
    "h": 280.6
  },
  "luminance": 0.11184
}

Semantic roles & 50–950 ramp

primary

#5740E2

secondary

#D7E09E

accent

#F038D6

background

#FAF7FE

surface

#F3EDFD

border

#CDC8D5

text

#0F0916

muted

#7F7B84

Preview Lab

Preview with #5740E2

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

Preview Lab → · Contrast checker → · Palette generator →