#375AAA#375AAA

#375AAA is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.4% C 0.134 H 264.2°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#375AAA
RGB	rgb(55, 90, 170)
HSL	hsl(222, 51%, 44%)
HSV	hsv(222, 68%, 67%)
CMYK	cmyk(67.6%, 47.1%, 0%, 33.3%)
CIE-LAB	lab(39.62, 14.41, -46.73)
CIE-LCH	lch(39.62, 48.90, 287.14°)
OKLab	oklab(48.45% -0.0135 -0.1337)
OKLCH	oklch(48.45% 0.134 264.2)
XYZ	xyz(12.4849, 11.0256, 39.4926)
Luminance	0.1103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375AAA #AA8737

analogous

#3794AA #375AAA #4E37AA

triadic

#375AAA #AA375A #5AAA37

tetradic

#375AAA #AA3794 #AA8737 #37AA4E

square

#375AAA #AA3794 #AA8737 #37AA4E

split-complementary

#375AAA #AA4E37 #94AA37

monochromatic

#19294E #28427C #375AAA #5679C8 #849DD7

Accessibility & contrast

On white

6.55

#375AAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#375AAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375AAA

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375AAA	#FFFFFF	#000000	##FFFFFF
##375AAA	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3163AD

Deuteranopia (green-blind)

#1A58A8

Tritanopia (blue-blind)

#006D7A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #375aaa;
/* rgb */ color: rgb(55, 90, 170);
/* oklch */ color: oklch(48.4% 0.134 264.2);

Tailwind

colors: {
  custom: {
    50: '#7b88c4',
    500: '#375aaa',
    950: '#000000',
  },
}

SCSS

$custom: #375aaa;
$custom-light: #7b88c4;
$custom-dark: #000000;

JSON

{
  "hex": "#375aaa",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 170
  },
  "hsl": {
    "h": 221.739,
    "s": 51.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.48445,
    "c": 0.13443,
    "h": 264.2
  },
  "luminance": 0.11027
}

Semantic roles & 50–950 ramp

primary

#375AAA

secondary

#C1AC7C

accent

#B04DDB

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #375AAA

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

Preview Lab → · Contrast checker → · Palette generator →