#375AC3#375AC3

#375AC3 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.3% C 0.169 H 266.4°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#375AC3
RGB	rgb(55, 90, 195)
HSL	hsl(225, 56%, 49%)
HSV	hsv(225, 72%, 76%)
CMYK	cmyk(71.8%, 53.8%, 0%, 23.5%)
CIE-LAB	lab(41.32, 23.62, -58.66)
CIE-LCH	lch(41.32, 63.23, 291.93°)
OKLab	oklab(50.27% -0.0106 -0.1688)
OKLCH	oklch(50.27% 0.169 266.4)
XYZ	xyz(15.0786, 12.0631, 53.1529)
Luminance	0.1206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375AC3 #C3A037

analogous

#37A0C3 #375AC3 #5A37C3

triadic

#375AC3 #C3375A #5AC337

tetradic

#375AC3 #C337A0 #C3A037 #37C35A

square

#375AC3 #C337A0 #C3A037 #37C35A

split-complementary

#375AC3 #C35A37 #A0C337

monochromatic

#1C2E64 #2A4493 #375AC3 #6480D3 #94A7E1

Accessibility & contrast

On white

6.15

#375AC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#375AC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375AC3

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375AC3	#FFFFFF	#000000	##FFFFFF
##375AC3	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0568C7

Deuteranopia (green-blind)

#005BC1

Tritanopia (blue-blind)

#007386

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #375ac3;
/* rgb */ color: rgb(55, 90, 195);
/* oklch */ color: oklch(50.3% 0.169 266.4);

Tailwind

colors: {
  custom: {
    50: '#8088d6',
    500: '#375ac3',
    950: '#000000',
  },
}

SCSS

$custom: #375ac3;
$custom-light: #8088d6;
$custom-dark: #000000;

JSON

{
  "hex": "#375ac3",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 195
  },
  "hsl": {
    "h": 225,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.50273,
    "c": 0.16918,
    "h": 266.4
  },
  "luminance": 0.12065
}

Semantic roles & 50–950 ramp

primary

#375AC3

secondary

#CCBB8A

accent

#BA49DF

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #375AC3

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

Preview Lab → · Contrast checker → · Palette generator →