#5D90FB#5D90FB

#5D90FB is a light, vivid blue. Relative luminance 0.292; OKLCH L 66.9% C 0.168 H 263.4°. Best body text is #000000 at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#5D90FB
RGB	rgb(93, 144, 251)
HSL	hsl(221, 95%, 67%)
HSV	hsv(221, 63%, 98%)
CMYK	cmyk(62.9%, 42.6%, 0%, 1.6%)
CIE-LAB	lab(60.99, 15.60, -58.51)
CIE-LCH	lch(60.99, 60.56, 284.93°)
OKLab	oklab(66.89% -0.0194 -0.1669)
OKLCH	oklch(66.89% 0.168 263.4)
XYZ	xyz(31.8940, 29.2358, 95.2104)
Luminance	0.2924 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D90FB #FBC85D

analogous

#5DDFFB #5D90FB #795DFB

triadic

#5D90FB #FB5D90 #90FB5D

tetradic

#5D90FB #FB5DDF #FBC85D #5DFB79

square

#5D90FB #FB5DDF #FBC85D #5DFB79

split-complementary

#5D90FB #FB795D #DFFB5D

monochromatic

#0549D8 #2167FA #5D90FB #99B9FC #D4E2FE

Accessibility & contrast

On white

3.07

#5D90FB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.85

#5D90FB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5D90FB

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D90FB	#FFFFFF	#000000	##000000
##5D90FB	1.00	3.07	6.85	6.85
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.85	21.00	1.00	1.00
##000000	6.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E9BFF

Deuteranopia (green-blind)

#458CF9

Tritanopia (blue-blind)

#00A8B9

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #5d90fb;
/* rgb */ color: rgb(93, 144, 251);
/* oklch */ color: oklch(66.9% 0.168 263.4);

Tailwind

colors: {
  custom: {
    50: '#99b0fd',
    500: '#5d90fb',
    950: '#000000',
  },
}

SCSS

$custom: #5d90fb;
$custom-light: #99b0fd;
$custom-dark: #000000;

JSON

{
  "hex": "#5d90fb",
  "rgb": {
    "r": 93,
    "g": 144,
    "b": 251
  },
  "hsl": {
    "h": 220.633,
    "s": 95.181,
    "l": 67.451
  },
  "oklch": {
    "l": 0.66888,
    "c": 0.16805,
    "h": 263.4
  },
  "luminance": 0.29239
}

Semantic roles & 50–950 ramp

primary

#5D90FB

secondary

#F3E3C1

accent

#9B00E6

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #5D90FB

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

Preview Lab → · Contrast checker → · Palette generator →