#5740CE#5740CE

#5740CE is a mid, highly saturated blue. Relative luminance 0.101; OKLCH L 48.7% C 0.207 H 282.9°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#5740CE
RGB	rgb(87, 64, 206)
HSL	hsl(250, 59%, 53%)
HSV	hsv(250, 69%, 81%)
CMYK	cmyk(57.8%, 68.9%, 0%, 19.2%)
CIE-LAB	lab(38.11, 47.94, -70.18)
CIE-LCH	lch(38.11, 84.99, 304.34°)
OKLab	oklab(48.71% 0.0464 -0.202)
OKLCH	oklch(48.71% 0.207 282.9)
XYZ	xyz(16.9010, 10.1482, 59.4488)
Luminance	0.1015 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5740CE #B7CE40

analogous

#4070CE #5740CE #9E40CE

triadic

#5740CE #CE5740 #40CE57

tetradic

#5740CE #CE4070 #B7CE40 #40CE9E

square

#5740CE #CE4070 #B7CE40 #40CE9E

split-complementary

#5740CE #CE9E40 #70CE40

monochromatic

#2C1E75 #3F2BA6 #5740CE #8271DA #ADA1E7

Accessibility & contrast

On white

6.93

#5740CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#5740CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5740CE

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5740CE	#FFFFFF	#000000	##FFFFFF
##5740CE	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED2

Deuteranopia (green-blind)

#0055CB

Tritanopia (blue-blind)

#106582

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #5740ce;
/* rgb */ color: rgb(87, 64, 206);
/* oklch */ color: oklch(48.7% 0.207 282.9);

Tailwind

colors: {
  custom: {
    50: '#9377de',
    500: '#5740ce',
    950: '#000000',
  },
}

SCSS

$custom: #5740ce;
$custom-light: #9377de;
$custom-dark: #000000;

JSON

{
  "hex": "#5740ce",
  "rgb": {
    "r": 87,
    "g": 64,
    "b": 206
  },
  "hsl": {
    "h": 249.718,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.48712,
    "c": 0.2073,
    "h": 282.9
  },
  "luminance": 0.10149
}

Semantic roles & 50–950 ramp

primary

#5740CE

secondary

#CAD496

accent

#E245C9

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #5740CE

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

Preview Lab → · Contrast checker → · Palette generator →