#5375B2#5375B2

#5375B2 is a mid, moderate blue. Relative luminance 0.178; OKLCH L 56.4% C 0.103 H 261.5°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#5375B2
RGB	rgb(83, 117, 178)
HSL	hsl(219, 38%, 51%)
HSV	hsv(219, 53%, 70%)
CMYK	cmyk(53.4%, 34.3%, 0%, 30.2%)
CIE-LAB	lab(49.22, 5.80, -36.08)
CIE-LCH	lch(49.22, 36.54, 279.13°)
OKLab	oklab(56.4% -0.0153 -0.1017)
OKLCH	oklch(56.4% 0.103 261.5)
XYZ	xyz(17.9617, 17.7746, 44.5952)
Luminance	0.1778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5375B2 #B29053

analogous

#53A4B2 #5375B2 #6053B2

triadic

#5375B2 #B25375 #75B253

tetradic

#5375B2 #B253A4 #B29053 #53B260

square

#5375B2 #B253A4 #B29053 #53B260

split-complementary

#5375B2 #B26053 #A4B253

monochromatic

#2B3E60 #3E598A #5375B2 #7D97C5 #A8B9D8

Accessibility & contrast

On white

4.61

#5375B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#5375B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5375B2

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5375B2	#FFFFFF	#000000	##FFFFFF
##5375B2	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7AB5

Deuteranopia (green-blind)

#5271B1

Tritanopia (blue-blind)

#21828B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5375b2;
/* rgb */ color: rgb(83, 117, 178);
/* oklch */ color: oklch(56.4% 0.103 261.5);

Tailwind

colors: {
  custom: {
    50: '#8a9cc9',
    500: '#5375b2',
    950: '#000000',
  },
}

SCSS

$custom: #5375b2;
$custom-light: #8a9cc9;
$custom-dark: #000000;

JSON

{
  "hex": "#5375b2",
  "rgb": {
    "r": 83,
    "g": 117,
    "b": 178
  },
  "hsl": {
    "h": 218.526,
    "s": 38.153,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56398,
    "c": 0.10288,
    "h": 261.5
  },
  "luminance": 0.17776
}

Semantic roles & 50–950 ramp

primary

#5375B2

secondary

#C5B69B

accent

#A45ACE

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #5375B2

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

Preview Lab → · Contrast checker → · Palette generator →