#5D91F3#5D91F3

#5D91F3 is a light, vivid blue. Relative luminance 0.290; OKLCH L 66.6% C 0.156 H 261.9°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#5D91F3
RGB	rgb(93, 145, 243)
HSL	hsl(219, 86%, 66%)
HSV	hsv(219, 62%, 95%)
CMYK	cmyk(61.7%, 40.3%, 0%, 4.7%)
CIE-LAB	lab(60.82, 12.34, -54.38)
CIE-LCH	lch(60.82, 55.76, 282.79°)
OKLab	oklab(66.62% -0.0219 -0.1548)
OKLCH	oklch(66.62% 0.156 261.9)
XYZ	xyz(30.8116, 29.0462, 88.7594)
Luminance	0.2905 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D91F3 #F3BF5D

analogous

#5DDCF3 #5D91F3 #745DF3

triadic

#5D91F3 #F35D91 #91F35D

tetradic

#5D91F3 #F35DDC #F3BF5D #5DF374

square

#5D91F3 #F35DDC #F3BF5D #5DF374

split-complementary

#5D91F3 #F3745D #DCF35D

monochromatic

#0F4FC7 #246AEF #5D91F3 #96B8F7 #CFDEFB

Accessibility & contrast

On white

3.08

#5D91F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#5D91F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5D91F3

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D91F3	#FFFFFF	#000000	##000000
##5D91F3	1.00	3.08	6.81	6.81
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.81	21.00	1.00	1.00
##000000	6.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#659AF7

Deuteranopia (green-blind)

#508CF1

Tritanopia (blue-blind)

#00A7B6

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #5d91f3;
/* rgb */ color: rgb(93, 145, 243);
/* oklch */ color: oklch(66.6% 0.156 261.9);

Tailwind

colors: {
  custom: {
    50: '#97b0f7',
    500: '#5d91f3',
    950: '#000000',
  },
}

SCSS

$custom: #5d91f3;
$custom-light: #97b0f7;
$custom-dark: #000000;

JSON

{
  "hex": "#5d91f3",
  "rgb": {
    "r": 93,
    "g": 145,
    "b": 243
  },
  "hsl": {
    "h": 219.2,
    "s": 86.207,
    "l": 65.882
  },
  "oklch": {
    "l": 0.66619,
    "c": 0.15632,
    "h": 261.9
  },
  "luminance": 0.29049
}

Semantic roles & 50–950 ramp

primary

#5D91F3

secondary

#EFDEBD

accent

#9503E3

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F1017

muted

#7E7F85

Preview Lab

Preview with #5D91F3

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

Preview Lab → · Contrast checker → · Palette generator →