#375AC8#375AC8

#375AC8 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.7% C 0.176 H 266.6°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#375AC8
RGB	rgb(55, 90, 200)
HSL	hsl(226, 57%, 50%)
HSV	hsv(226, 73%, 78%)
CMYK	cmyk(72.5%, 55%, 0%, 21.6%)
CIE-LAB	lab(41.68, 25.46, -60.97)
CIE-LCH	lch(41.68, 66.07, 292.66°)
OKLab	oklab(50.66% -0.0103 -0.1756)
OKLCH	oklch(50.66% 0.176 266.6)
XYZ	xyz(15.6534, 12.2930, 56.1802)
Luminance	0.1230 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375AC8 #C8A537

analogous

#37A3C8 #375AC8 #5C37C8

triadic

#375AC8 #C8375A #5AC837

tetradic

#375AC8 #C837A3 #C8A537 #37C85C

square

#375AC8 #C837A3 #C8A537 #37C85C

split-complementary

#375AC8 #C85C37 #A3C837

monochromatic

#1D2F68 #2A4498 #375AC8 #6782D5 #97A9E2

Accessibility & contrast

On white

6.07

#375AC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#375AC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375AC8

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375AC8	#FFFFFF	#000000	##FFFFFF
##375AC8	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CC

Deuteranopia (green-blind)

#005CC6

Tritanopia (blue-blind)

#007588

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #375ac8;
/* rgb */ color: rgb(55, 90, 200);
/* oklch */ color: oklch(50.7% 0.176 266.6);

Tailwind

colors: {
  custom: {
    50: '#8188d9',
    500: '#375ac8',
    950: '#000000',
  },
}

SCSS

$custom: #375ac8;
$custom-light: #8188d9;
$custom-dark: #000000;

JSON

{
  "hex": "#375ac8",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 200
  },
  "hsl": {
    "h": 225.517,
    "s": 56.863,
    "l": 50
  },
  "oklch": {
    "l": 0.5066,
    "c": 0.17594,
    "h": 266.6
  },
  "luminance": 0.12295
}

Semantic roles & 50–950 ramp

primary

#375AC8

secondary

#CEBE8D

accent

#BB48E0

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #375AC8

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

Preview Lab → · Contrast checker → · Palette generator →