#5A91F1#5A91F1

#5A91F1 is a light, vivid blue. Relative luminance 0.288; OKLCH L 66.4% C 0.155 H 260.8°. Best body text is #000000 at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#5A91F1
RGB	rgb(90, 145, 241)
HSL	hsl(218, 84%, 65%)
HSV	hsv(218, 63%, 95%)
CMYK	cmyk(62.7%, 39.8%, 0%, 5.5%)
CIE-LAB	lab(60.58, 11.15, -53.67)
CIE-LCH	lch(60.58, 54.82, 281.74°)
OKLab	oklab(66.36% -0.0248 -0.1527)
OKLCH	oklch(66.36% 0.155 260.8)
XYZ	xyz(30.2134, 28.7725, 87.1635)
Luminance	0.2878 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A91F1 #F1BA5A

analogous

#5ADCF1 #5A91F1 #6F5AF1

triadic

#5A91F1 #F15A91 #91F15A

tetradic

#5A91F1 #F15ADC #F1BA5A #5AF16F

square

#5A91F1 #F15ADC #F1BA5A #5AF16F

split-complementary

#5A91F1 #F16F5A #DCF15A

monochromatic

#1050C0 #226BEC #5A91F1 #92B7F6 #CBDCFB

Accessibility & contrast

On white

3.11

#5A91F1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.76

#5A91F1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A91F1

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A91F1	#FFFFFF	#000000	##000000
##5A91F1	1.00	3.11	6.76	6.76
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.76	21.00	1.00	1.00
##000000	6.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#669AF5

Deuteranopia (green-blind)

#508CEF

Tritanopia (blue-blind)

#00A7B5

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #5a91f1;
/* rgb */ color: rgb(90, 145, 241);
/* oklch */ color: oklch(66.4% 0.155 260.8);

Tailwind

colors: {
  custom: {
    50: '#96b0f6',
    500: '#5a91f1',
    950: '#000000',
  },
}

SCSS

$custom: #5a91f1;
$custom-light: #96b0f6;
$custom-dark: #000000;

JSON

{
  "hex": "#5a91f1",
  "rgb": {
    "r": 90,
    "g": 145,
    "b": 241
  },
  "hsl": {
    "h": 218.146,
    "s": 84.358,
    "l": 64.902
  },
  "oklch": {
    "l": 0.6636,
    "c": 0.15475,
    "h": 260.8
  },
  "luminance": 0.28775
}

Semantic roles & 50–950 ramp

primary

#5A91F1

secondary

#EDDABA

accent

#9105E1

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5A91F1

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

Preview Lab → · Contrast checker → · Palette generator →