#375CB8#375CB8

#375CB8 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.9% C 0.152 H 264.9°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#375CB8
RGB	rgb(55, 92, 184)
HSL	hsl(223, 54%, 47%)
HSV	hsv(223, 70%, 72%)
CMYK	cmyk(70.1%, 50%, 0%, 27.8%)
CIE-LAB	lab(41.10, 18.27, -52.60)
CIE-LCH	lch(41.10, 55.68, 289.15°)
OKLab	oklab(49.86% -0.0134 -0.151)
OKLCH	oklch(49.86% 0.152 264.9)
XYZ	xyz(14.0514, 11.9258, 46.8995)
Luminance	0.1193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375CB8 #B89337

analogous

#379DB8 #375CB8 #5337B8

triadic

#375CB8 #B8375C #5CB837

tetradic

#375CB8 #B8379D #B89337 #37B853

square

#375CB8 #B8379D #B89337 #37B853

split-complementary

#375CB8 #B85337 #9DB837

monochromatic

#1B2D5A #294489 #375CB8 #5D7ECF #8DA4DD

Accessibility & contrast

On white

6.20

#375CB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#375CB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375CB8

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375CB8	#FFFFFF	#000000	##FFFFFF
##375CB8	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2767BB

Deuteranopia (green-blind)

#005BB6

Tritanopia (blue-blind)

#007281

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #375cb8;
/* rgb */ color: rgb(55, 92, 184);
/* oklch */ color: oklch(49.9% 0.152 264.9);

Tailwind

colors: {
  custom: {
    50: '#7d89ce',
    500: '#375cb8',
    950: '#000000',
  },
}

SCSS

$custom: #375cb8;
$custom-light: #7d89ce;
$custom-dark: #000000;

JSON

{
  "hex": "#375cb8",
  "rgb": {
    "r": 55,
    "g": 92,
    "b": 184
  },
  "hsl": {
    "h": 222.791,
    "s": 53.975,
    "l": 46.863
  },
  "oklch": {
    "l": 0.49865,
    "c": 0.15159,
    "h": 264.9
  },
  "luminance": 0.11927
}

Semantic roles & 50–950 ramp

primary

#375CB8

secondary

#C7B484

accent

#B34ADD

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #375CB8

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

Preview Lab → · Contrast checker → · Palette generator →