#5379BB#5379BB

#5379BB is a mid, moderate blue. Relative luminance 0.191; OKLCH L 57.8% C 0.111 H 260.9°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#5379BB
RGB	rgb(83, 121, 187)
HSL	hsl(218, 43%, 53%)
HSV	hsv(218, 56%, 73%)
CMYK	cmyk(55.6%, 35.3%, 0%, 26.7%)
CIE-LAB	lab(50.80, 6.30, -38.78)
CIE-LCH	lch(50.80, 39.29, 279.22°)
OKLab	oklab(57.77% -0.0176 -0.1096)
OKLCH	oklch(57.77% 0.111 260.9)
XYZ	xyz(19.3712, 19.1001, 49.6700)
Luminance	0.1910 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5379BB #BB9553

analogous

#53ADBB #5379BB #6153BB

triadic

#5379BB #BB5379 #79BB53

tetradic

#5379BB #BB53AD #BB9553 #53BB61

square

#5379BB #BB53AD #BB9553 #53BB61

split-complementary

#5379BB #BB6153 #ADBB53

monochromatic

#2A416A #3B5C96 #5379BB #7F9BCC #ABBDDE

Accessibility & contrast

On white

4.36

#5379BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#5379BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5379BB

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5379BB	#FFFFFF	#000000	##000000
##5379BB	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E7EBE

Deuteranopia (green-blind)

#5175BA

Tritanopia (blue-blind)

#108891

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5379bb;
/* rgb */ color: rgb(83, 121, 187);
/* oklch */ color: oklch(57.8% 0.111 260.9);

Tailwind

colors: {
  custom: {
    50: '#8b9fd0',
    500: '#5379bb',
    950: '#000000',
  },
}

SCSS

$custom: #5379bb;
$custom-light: #8b9fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5379bb",
  "rgb": {
    "r": 83,
    "g": 121,
    "b": 187
  },
  "hsl": {
    "h": 218.077,
    "s": 43.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.57774,
    "c": 0.11099,
    "h": 260.9
  },
  "luminance": 0.19102
}

Semantic roles & 50–950 ramp

primary

#5379BB

secondary

#CBBB9E

accent

#A555D3

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #5379BB

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

Preview Lab → · Contrast checker → · Palette generator →