#5991FA#5991FA

#5991FA is a light, vivid blue. Relative luminance 0.293; OKLCH L 66.8% C 0.167 H 261.8°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#5991FA
RGB	rgb(89, 145, 250)
HSL	hsl(219, 94%, 66%)
HSV	hsv(219, 64%, 98%)
CMYK	cmyk(64.4%, 42%, 0%, 2%)
CIE-LAB	lab(61.02, 14.00, -57.92)
CIE-LCH	lch(61.02, 59.59, 283.59°)
OKLab	oklab(66.85% -0.0239 -0.1652)
OKLCH	oklch(66.85% 0.167 261.8)
XYZ	xyz(31.4945, 29.2738, 94.4146)
Luminance	0.2928 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5991FA #FAC259

analogous

#59E2FA #5991FA #7259FA

triadic

#5991FA #FA5991 #91FA59

tetradic

#5991FA #FA59E2 #FAC259 #59FA72

square

#5991FA #FA59E2 #FAC259 #59FA72

split-complementary

#5991FA #FA7259 #E2FA59

monochromatic

#064DD2 #1E6AF8 #5991FA #94B8FC #D0E0FE

Accessibility & contrast

On white

3.06

#5991FA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#5991FA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5991FA

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5991FA	#FFFFFF	#000000	##000000
##5991FA	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#609BFE

Deuteranopia (green-blind)

#478CF8

Tritanopia (blue-blind)

#00A9B9

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #5991fa;
/* rgb */ color: rgb(89, 145, 250);
/* oklch */ color: oklch(66.8% 0.167 261.8);

Tailwind

colors: {
  custom: {
    50: '#96b0fc',
    500: '#5991fa',
    950: '#000000',
  },
}

SCSS

$custom: #5991fa;
$custom-light: #96b0fc;
$custom-dark: #000000;

JSON

{
  "hex": "#5991fa",
  "rgb": {
    "r": 89,
    "g": 145,
    "b": 250
  },
  "hsl": {
    "h": 219.13,
    "s": 94.152,
    "l": 66.471
  },
  "oklch": {
    "l": 0.66847,
    "c": 0.16695,
    "h": 261.8
  },
  "luminance": 0.29277
}

Semantic roles & 50–950 ramp

primary

#5991FA

secondary

#F1DFBD

accent

#9600E6

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #5991FA

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

Preview Lab → · Contrast checker → · Palette generator →