#5A75BB#5A75BB

#5A75BB is a mid, moderate blue. Relative luminance 0.185; OKLCH L 57.3% C 0.113 H 266.9°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#5A75BB
RGB	rgb(90, 117, 187)
HSL	hsl(223, 42%, 54%)
HSV	hsv(223, 52%, 73%)
CMYK	cmyk(51.9%, 37.4%, 0%, 26.7%)
CIE-LAB	lab(50.08, 10.31, -39.90)
CIE-LCH	lch(50.08, 41.21, 284.48°)
OKLab	oklab(57.32% -0.0061 -0.1128)
OKLCH	oklch(57.32% 0.113 266.9)
XYZ	xyz(19.5444, 18.4827, 49.5417)
Luminance	0.1848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A75BB #BBA05A

analogous

#5AA6BB #5A75BB #705ABB

triadic

#5A75BB #BB5A75 #75BB5A

tetradic

#5A75BB #BB5AA6 #BBA05A #5ABB70

square

#5A75BB #BB5AA6 #BBA05A #5ABB70

split-complementary

#5A75BB #BB705A #A6BB5A

monochromatic

#2D3F6D #3F5899 #5A75BB #8599CD #B1BDDF

Accessibility & contrast

On white

4.47

#5A75BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#5A75BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A75BB

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A75BB	#FFFFFF	#000000	##000000
##5A75BB	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#597CBE

Deuteranopia (green-blind)

#4F73B9

Tritanopia (blue-blind)

#2D848F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5a75bb;
/* rgb */ color: rgb(90, 117, 187);
/* oklch */ color: oklch(57.3% 0.113 266.9);

Tailwind

colors: {
  custom: {
    50: '#8f9cd0',
    500: '#5a75bb',
    950: '#000000',
  },
}

SCSS

$custom: #5a75bb;
$custom-light: #8f9cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5a75bb",
  "rgb": {
    "r": 90,
    "g": 117,
    "b": 187
  },
  "hsl": {
    "h": 223.299,
    "s": 41.631,
    "l": 54.314
  },
  "oklch": {
    "l": 0.57315,
    "c": 0.11293,
    "h": 266.9
  },
  "luminance": 0.18484
}

Semantic roles & 50–950 ramp

primary

#5A75BB

secondary

#CDC2A4

accent

#AF56D1

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0E14

muted

#7E7E82

Preview Lab

Preview with #5A75BB

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

Preview Lab → · Contrast checker → · Palette generator →