#375ACC#375ACC

#375ACC is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.0% C 0.181 H 266.8°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#375ACC
RGB	rgb(55, 90, 204)
HSL	hsl(226, 59%, 51%)
HSV	hsv(226, 73%, 80%)
CMYK	cmyk(73%, 55.9%, 0%, 20%)
CIE-LAB	lab(41.97, 26.92, -62.80)
CIE-LCH	lch(41.97, 68.33, 293.21°)
OKLab	oklab(50.98% -0.0101 -0.181)
OKLCH	oklch(50.98% 0.181 266.8)
XYZ	xyz(16.1270, 12.4825, 58.6745)
Luminance	0.1248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375ACC #CCA937

analogous

#37A4CC #375ACC #5E37CC

triadic

#375ACC #CC375A #5ACC37

tetradic

#375ACC #CC37A4 #CCA937 #37CC5E

square

#375ACC #CC37A4 #CCA937 #37CC5E

split-complementary

#375ACC #CC5E37 #A4CC37

monochromatic

#1C2F6D #28449E #375ACC #6882D8 #99AAE5

Accessibility & contrast

On white

6.01

#375ACC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#375ACC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375ACC

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375ACC	#FFFFFF	#000000	##FFFFFF
##375ACC	1.00	6.01	3.50	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD0

Deuteranopia (green-blind)

#005CCA

Tritanopia (blue-blind)

#00768A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #375acc;
/* rgb */ color: rgb(55, 90, 204);
/* oklch */ color: oklch(51.0% 0.181 266.8);

Tailwind

colors: {
  custom: {
    50: '#8288dc',
    500: '#375acc',
    950: '#000000',
  },
}

SCSS

$custom: #375acc;
$custom-light: #8288dc;
$custom-dark: #000000;

JSON

{
  "hex": "#375acc",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 204
  },
  "hsl": {
    "h": 225.906,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.50975,
    "c": 0.18131,
    "h": 266.8
  },
  "luminance": 0.12484
}

Semantic roles & 50–950 ramp

primary

#375ACC

secondary

#D0C18E

accent

#BE45E3

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #375ACC

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

Preview Lab → · Contrast checker → · Palette generator →