#5780E4#5780E4

#5780E4 is a mid, vivid blue. Relative luminance 0.231; OKLCH L 61.9% C 0.158 H 265.3°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#5780E4
RGB	rgb(87, 128, 228)
HSL	hsl(223, 72%, 62%)
HSV	hsv(223, 62%, 89%)
CMYK	cmyk(61.8%, 43.9%, 0%, 10.6%)
CIE-LAB	lab(55.14, 16.48, -55.14)
CIE-LCH	lch(55.14, 57.54, 286.64°)
OKLab	oklab(61.89% -0.0129 -0.1573)
OKLCH	oklch(61.89% 0.158 265.3)
XYZ	xyz(25.6484, 23.0637, 76.4839)
Luminance	0.2307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5780E4 #E4BB57

analogous

#57C7E4 #5780E4 #7557E4

triadic

#5780E4 #E45780 #80E457

tetradic

#5780E4 #E457C7 #E4BB57 #57E475

square

#5780E4 #E457C7 #E4BB57 #57E475

split-complementary

#5780E4 #E47557 #C7E457

monochromatic

#1B43A6 #2359DB #5780E4 #8CA8EC #C0D0F5

Accessibility & contrast

On white

3.74

#5780E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#5780E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5780E4

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5780E4	#FFFFFF	#000000	##000000
##5780E4	1.00	3.74	5.61	5.61
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#518BE8

Deuteranopia (green-blind)

#3B7EE2

Tritanopia (blue-blind)

#0097A7

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #5780e4;
/* rgb */ color: rgb(87, 128, 228);
/* oklch */ color: oklch(61.9% 0.158 265.3);

Tailwind

colors: {
  custom: {
    50: '#92a4ed',
    500: '#5780e4',
    950: '#000000',
  },
}

SCSS

$custom: #5780e4;
$custom-light: #92a4ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5780e4",
  "rgb": {
    "r": 87,
    "g": 128,
    "b": 228
  },
  "hsl": {
    "h": 222.553,
    "s": 72.308,
    "l": 61.765
  },
  "oklch": {
    "l": 0.61893,
    "c": 0.15785,
    "h": 265.3
  },
  "luminance": 0.23066
}

Semantic roles & 50–950 ramp

primary

#5780E4

secondary

#E6D6B1

accent

#9C11D4

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5780E4

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

Preview Lab → · Contrast checker → · Palette generator →