#5B78F6#5B78F6

#5B78F6 is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.7% C 0.191 H 270.2°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#5B78F6
RGB	rgb(91, 120, 246)
HSL	hsl(229, 90%, 66%)
HSV	hsv(229, 63%, 96%)
CMYK	cmyk(63%, 51.2%, 0%, 3.5%)
CIE-LAB	lab(54.35, 28.09, -66.41)
CIE-LCH	lch(54.35, 72.11, 292.93°)
OKLab	oklab(61.7% 0.0007 -0.1905)
OKLCH	oklch(61.7% 0.191 270.2)
XYZ	xyz(27.6598, 22.3085, 90.0192)
Luminance	0.2231 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B78F6 #F6D95B

analogous

#5BC5F6 #5B78F6 #8B5BF6

triadic

#5B78F6 #F65B78 #78F65B

tetradic

#5B78F6 #F65BC5 #F6D95B #5BF68B

square

#5B78F6 #F65BC5 #F6D95B #5BF68B

split-complementary

#5B78F6 #F68B5B #C5F65B

monochromatic

#0B2FCB #2148F3 #5B78F6 #95A8F9 #CFD8FC

Accessibility & contrast

On white

3.84

#5B78F6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#5B78F6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B78F6

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B78F6	#FFFFFF	#000000	##000000
##5B78F6	1.00	3.84	5.46	5.46
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C89FA

Deuteranopia (green-blind)

#007BF3

Tritanopia (blue-blind)

#0095AC

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #5b78f6;
/* rgb */ color: rgb(91, 120, 246);
/* oklch */ color: oklch(61.7% 0.191 270.2);

Tailwind

colors: {
  custom: {
    50: '#989efa',
    500: '#5b78f6',
    950: '#000000',
  },
}

SCSS

$custom: #5b78f6;
$custom-light: #989efa;
$custom-dark: #000000;

JSON

{
  "hex": "#5b78f6",
  "rgb": {
    "r": 91,
    "g": 120,
    "b": 246
  },
  "hsl": {
    "h": 228.774,
    "s": 89.595,
    "l": 66.078
  },
  "oklch": {
    "l": 0.61702,
    "c": 0.19051,
    "h": 270.2
  },
  "luminance": 0.22311
}

Semantic roles & 50–950 ramp

primary

#5B78F6

secondary

#F0E6BD

accent

#BB00E6

background

#FAF9FF

surface

#F3F2FF

border

#CDCCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #5B78F6

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

Preview Lab → · Contrast checker → · Palette generator →