#375CC1#375CC1

#375CC1 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.5% C 0.164 H 265.6°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#375CC1
RGB	rgb(55, 92, 193)
HSL	hsl(224, 56%, 49%)
HSV	hsv(224, 72%, 76%)
CMYK	cmyk(71.5%, 52.3%, 0%, 24.3%)
CIE-LAB	lab(41.71, 21.59, -56.85)
CIE-LCH	lch(41.71, 60.81, 290.79°)
OKLab	oklab(50.53% -0.0124 -0.1635)
OKLCH	oklch(50.53% 0.164 265.6)
XYZ	xyz(15.0250, 12.3152, 52.0270)
Luminance	0.1232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375CC1 #C19C37

analogous

#37A1C1 #375CC1 #5737C1

triadic

#375CC1 #C1375C #5CC137

tetradic

#375CC1 #C137A1 #C19C37 #37C157

square

#375CC1 #C137A1 #C19C37 #37C157

split-complementary

#375CC1 #C15737 #A1C137

monochromatic

#1C2F62 #294591 #375CC1 #6381D2 #92A7E0

Accessibility & contrast

On white

6.06

#375CC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#375CC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375CC1

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375CC1	#FFFFFF	#000000	##FFFFFF
##375CC1	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1869C5

Deuteranopia (green-blind)

#005CBF

Tritanopia (blue-blind)

#007485

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #375cc1;
/* rgb */ color: rgb(55, 92, 193);
/* oklch */ color: oklch(50.5% 0.164 265.6);

Tailwind

colors: {
  custom: {
    50: '#7f89d4',
    500: '#375cc1',
    950: '#000000',
  },
}

SCSS

$custom: #375cc1;
$custom-light: #7f89d4;
$custom-dark: #000000;

JSON

{
  "hex": "#375cc1",
  "rgb": {
    "r": 55,
    "g": 92,
    "b": 193
  },
  "hsl": {
    "h": 223.913,
    "s": 55.645,
    "l": 48.627
  },
  "oklch": {
    "l": 0.50528,
    "c": 0.16398,
    "h": 265.6
  },
  "luminance": 0.12317
}

Semantic roles & 50–950 ramp

primary

#375CC1

secondary

#CBB989

accent

#B749DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #375CC1

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

Preview Lab → · Contrast checker → · Palette generator →