#5374B1#5374B1

#5374B1 is a mid, moderate blue. Relative luminance 0.175; OKLCH L 56.1% C 0.103 H 262.0°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#5374B1
RGB	rgb(83, 116, 177)
HSL	hsl(219, 38%, 51%)
HSV	hsv(219, 53%, 69%)
CMYK	cmyk(53.1%, 34.5%, 0%, 30.6%)
CIE-LAB	lab(48.89, 6.09, -36.02)
CIE-LCH	lch(48.89, 36.53, 279.59°)
OKLab	oklab(56.12% -0.0143 -0.1016)
OKLCH	oklch(56.12% 0.103 262)
XYZ	xyz(17.7458, 17.5028, 44.0297)
Luminance	0.1750 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5374B1 #B19053

analogous

#53A3B1 #5374B1 #6153B1

triadic

#5374B1 #B15374 #74B153

tetradic

#5374B1 #B153A3 #B19053 #53B161

square

#5374B1 #B153A3 #B19053 #53B161

split-complementary

#5374B1 #B16153 #A3B153

monochromatic

#2B3D5F #3E5889 #5374B1 #7D96C4 #A7B8D7

Accessibility & contrast

On white

4.67

#5374B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#5374B1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5374B1

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5374B1	#FFFFFF	#000000	##FFFFFF
##5374B1	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C79B4

Deuteranopia (green-blind)

#5170B0

Tritanopia (blue-blind)

#23818A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #5374b1;
/* rgb */ color: rgb(83, 116, 177);
/* oklch */ color: oklch(56.1% 0.103 262.0);

Tailwind

colors: {
  custom: {
    50: '#899bc8',
    500: '#5374b1',
    950: '#000000',
  },
}

SCSS

$custom: #5374b1;
$custom-light: #899bc8;
$custom-dark: #000000;

JSON

{
  "hex": "#5374b1",
  "rgb": {
    "r": 83,
    "g": 116,
    "b": 177
  },
  "hsl": {
    "h": 218.936,
    "s": 37.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.56122,
    "c": 0.10259,
    "h": 262
  },
  "luminance": 0.17504
}

Semantic roles & 50–950 ramp

primary

#5374B1

secondary

#C5B69B

accent

#A55ACE

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #5374B1

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

Preview Lab → · Contrast checker → · Palette generator →