#5A90EC#5A90EC

#5A90EC is a light, vivid blue. Relative luminance 0.282; OKLCH L 65.9% C 0.149 H 260.4°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#5A90EC
RGB	rgb(90, 144, 236)
HSL	hsl(218, 79%, 64%)
HSV	hsv(218, 62%, 93%)
CMYK	cmyk(61.9%, 39%, 0%, 7.5%)
CIE-LAB	lab(60.05, 10.08, -51.76)
CIE-LCH	lch(60.05, 52.73, 281.02°)
OKLab	oklab(65.86% -0.0248 -0.1472)
OKLCH	oklch(65.86% 0.149 260.4)
XYZ	xyz(29.3247, 28.1736, 83.2333)
Luminance	0.2818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A90EC #ECB65A

analogous

#5AD9EC #5A90EC #6D5AEC

triadic

#5A90EC #EC5A90 #90EC5A

tetradic

#5A90EC #EC5AD9 #ECB65A #5AEC6D

square

#5A90EC #EC5AD9 #ECB65A #5AEC6D

split-complementary

#5A90EC #EC6D5A #D9EC5A

monochromatic

#1551B7 #236BE6 #5A90EC #91B5F2 #C8DAF9

Accessibility & contrast

On white

3.16

#5A90EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#5A90EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A90EC

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A90EC	#FFFFFF	#000000	##000000
##5A90EC	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6898F0

Deuteranopia (green-blind)

#538AEA

Tritanopia (blue-blind)

#00A5B3

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5a90ec;
/* rgb */ color: rgb(90, 144, 236);
/* oklch */ color: oklch(65.9% 0.149 260.4);

Tailwind

colors: {
  custom: {
    50: '#95b0f2',
    500: '#5a90ec',
    950: '#000000',
  },
}

SCSS

$custom: #5a90ec;
$custom-light: #95b0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5a90ec",
  "rgb": {
    "r": 90,
    "g": 144,
    "b": 236
  },
  "hsl": {
    "h": 217.808,
    "s": 79.348,
    "l": 63.922
  },
  "oklch": {
    "l": 0.6586,
    "c": 0.14924,
    "h": 260.4
  },
  "luminance": 0.28176
}

Semantic roles & 50–950 ramp

primary

#5A90EC

secondary

#EBD8B7

accent

#8E0ADC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5A90EC

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

Preview Lab → · Contrast checker → · Palette generator →