#375AC4#375AC4

#375AC4 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.3% C 0.171 H 266.4°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#375AC4
RGB	rgb(55, 90, 196)
HSL	hsl(225, 56%, 49%)
HSV	hsv(225, 72%, 77%)
CMYK	cmyk(71.9%, 54.1%, 0%, 23.1%)
CIE-LAB	lab(41.39, 23.99, -59.12)
CIE-LCH	lch(41.39, 63.80, 292.08°)
OKLab	oklab(50.35% -0.0106 -0.1702)
OKLCH	oklch(50.35% 0.171 266.4)
XYZ	xyz(15.1920, 12.1085, 53.7504)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375AC4 #C4A137

analogous

#37A1C4 #375AC4 #5A37C4

triadic

#375AC4 #C4375A #5AC437

tetradic

#375AC4 #C437A1 #C4A137 #37C45A

square

#375AC4 #C437A1 #C4A137 #37C45A

split-complementary

#375AC4 #C45A37 #A1C437

monochromatic

#1C2E64 #2A4494 #375AC4 #6580D4 #94A7E1

Accessibility & contrast

On white

6.14

#375AC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#375AC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375AC4

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375AC4	#FFFFFF	#000000	##FFFFFF
##375AC4	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0168C8

Deuteranopia (green-blind)

#005BC2

Tritanopia (blue-blind)

#007486

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #375ac4;
/* rgb */ color: rgb(55, 90, 196);
/* oklch */ color: oklch(50.3% 0.171 266.4);

Tailwind

colors: {
  custom: {
    50: '#8088d7',
    500: '#375ac4',
    950: '#000000',
  },
}

SCSS

$custom: #375ac4;
$custom-light: #8088d7;
$custom-dark: #000000;

JSON

{
  "hex": "#375ac4",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 196
  },
  "hsl": {
    "h": 225.106,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.5035,
    "c": 0.17054,
    "h": 266.4
  },
  "luminance": 0.1211
}

Semantic roles & 50–950 ramp

primary

#375AC4

secondary

#CCBC8B

accent

#BA48DF

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #375AC4

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

Preview Lab → · Contrast checker → · Palette generator →