#5775B3#5775B3

#5775B3 is a mid, moderate blue. Relative luminance 0.180; OKLCH L 56.7% C 0.103 H 263.8°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#5775B3
RGB	rgb(87, 117, 179)
HSL	hsl(220, 38%, 52%)
HSV	hsv(220, 51%, 70%)
CMYK	cmyk(51.4%, 34.6%, 0%, 29.8%)
CIE-LAB	lab(49.50, 7.06, -36.20)
CIE-LCH	lch(49.50, 36.88, 281.03°)
OKLab	oklab(56.69% -0.0111 -0.102)
OKLCH	oklch(56.69% 0.103 263.8)
XYZ	xyz(18.4257, 18.0022, 45.1429)
Luminance	0.1800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5775B3 #B39557

analogous

#57A3B3 #5775B3 #6757B3

triadic

#5775B3 #B35775 #75B357

tetradic

#5775B3 #B357A3 #B39557 #57B367

square

#5775B3 #B357A3 #B39557 #57B367

split-complementary

#5775B3 #B36757 #A3B357

monochromatic

#2D3E63 #40598D #5775B3 #8198C6 #ABBAD9

Accessibility & contrast

On white

4.56

#5775B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#5775B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5775B3

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5775B3	#FFFFFF	#000000	##000000
##5775B3	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7AB6

Deuteranopia (green-blind)

#5272B2

Tritanopia (blue-blind)

#2C828C

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5775b3;
/* rgb */ color: rgb(87, 117, 179);
/* oklch */ color: oklch(56.7% 0.103 263.8);

Tailwind

colors: {
  custom: {
    50: '#8c9cca',
    500: '#5775b3',
    950: '#000000',
  },
}

SCSS

$custom: #5775b3;
$custom-light: #8c9cca;
$custom-dark: #000000;

JSON

{
  "hex": "#5775b3",
  "rgb": {
    "r": 87,
    "g": 117,
    "b": 179
  },
  "hsl": {
    "h": 220.435,
    "s": 37.705,
    "l": 52.157
  },
  "oklch": {
    "l": 0.5669,
    "c": 0.10264,
    "h": 263.8
  },
  "luminance": 0.18003
}

Semantic roles & 50–950 ramp

primary

#5775B3

secondary

#C7BA9F

accent

#A85ACE

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #5775B3

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

Preview Lab → · Contrast checker → · Palette generator →