#5891EB#5891EB

#5891EB is a light, vivid blue. Relative luminance 0.283; OKLCH L 65.9% C 0.148 H 259.2°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#5891EB
RGB	rgb(88, 145, 235)
HSL	hsl(217, 79%, 63%)
HSV	hsv(217, 63%, 92%)
CMYK	cmyk(62.6%, 38.3%, 0%, 7.8%)
CIE-LAB	lab(60.18, 8.80, -51.00)
CIE-LCH	lch(60.18, 51.75, 279.79°)
OKLab	oklab(65.92% -0.0277 -0.145)
OKLCH	oklch(65.92% 0.148 259.2)
XYZ	xyz(29.1400, 28.3209, 82.5120)
Luminance	0.2832 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5891EB #EBB258

analogous

#58DAEB #5891EB #6858EB

triadic

#5891EB #EB5891 #91EB58

tetradic

#5891EB #EB58DA #EBB258 #58EB68

square

#5891EB #EB58DA #EBB258 #58EB68

split-complementary

#5891EB #EB6858 #DAEB58

monochromatic

#1553B3 #216DE4 #5891EB #8FB5F2 #C5D9F8

Accessibility & contrast

On white

3.15

#5891EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#5891EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5891EB

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5891EB	#FFFFFF	#000000	##000000
##5891EB	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A98EF

Deuteranopia (green-blind)

#558BE9

Tritanopia (blue-blind)

#00A5B3

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5891eb;
/* rgb */ color: rgb(88, 145, 235);
/* oklch */ color: oklch(65.9% 0.148 259.2);

Tailwind

colors: {
  custom: {
    50: '#94b0f2',
    500: '#5891eb',
    950: '#000000',
  },
}

SCSS

$custom: #5891eb;
$custom-light: #94b0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5891eb",
  "rgb": {
    "r": 88,
    "g": 145,
    "b": 235
  },
  "hsl": {
    "h": 216.735,
    "s": 78.61,
    "l": 63.333
  },
  "oklch": {
    "l": 0.65921,
    "c": 0.14758,
    "h": 259.2
  },
  "luminance": 0.28324
}

Semantic roles & 50–950 ramp

primary

#5891EB

secondary

#EAD5B5

accent

#8A0BDB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5891EB

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

Preview Lab → · Contrast checker → · Palette generator →