#5A88EC#5A88EC

#5A88EC is a light, vivid blue. Relative luminance 0.258; OKLCH L 64.2% C 0.158 H 263.9°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#5A88EC
RGB	rgb(90, 136, 236)
HSL	hsl(221, 79%, 64%)
HSV	hsv(221, 62%, 93%)
CMYK	cmyk(61.9%, 42.4%, 0%, 7.5%)
CIE-LAB	lab(57.88, 14.86, -55.20)
CIE-LCH	lch(57.88, 57.17, 285.06°)
OKLab	oklab(64.19% -0.0168 -0.1574)
OKLCH	oklch(64.19% 0.158 263.9)
XYZ	xyz(28.1557, 25.8356, 82.8436)
Luminance	0.2584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A88EC #ECBE5A

analogous

#5AD1EC #5A88EC #755AEC

triadic

#5A88EC #EC5A88 #88EC5A

tetradic

#5A88EC #EC5AD1 #ECBE5A #5AEC75

square

#5A88EC #EC5AD1 #ECBE5A #5AEC75

split-complementary

#5A88EC #EC755A #D1EC5A

monochromatic

#1548B7 #2360E6 #5A88EC #91B0F2 #C8D7F9

Accessibility & contrast

On white

3.40

#5A88EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#5A88EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A88EC

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A88EC	#FFFFFF	#000000	##000000
##5A88EC	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A92F0

Deuteranopia (green-blind)

#4485EA

Tritanopia (blue-blind)

#009FAE

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #5a88ec;
/* rgb */ color: rgb(90, 136, 236);
/* oklch */ color: oklch(64.2% 0.158 263.9);

Tailwind

colors: {
  custom: {
    50: '#95aaf3',
    500: '#5a88ec',
    950: '#000000',
  },
}

SCSS

$custom: #5a88ec;
$custom-light: #95aaf3;
$custom-dark: #000000;

JSON

{
  "hex": "#5a88ec",
  "rgb": {
    "r": 90,
    "g": 136,
    "b": 236
  },
  "hsl": {
    "h": 221.096,
    "s": 79.348,
    "l": 63.922
  },
  "oklch": {
    "l": 0.64187,
    "c": 0.15826,
    "h": 263.9
  },
  "luminance": 0.25838
}

Semantic roles & 50–950 ramp

primary

#5A88EC

secondary

#EBDAB7

accent

#9A0ADC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5A88EC

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

Preview Lab → · Contrast checker → · Palette generator →