#375FA4#375FA4

#375FA4 is a mid, moderate blue. Relative luminance 0.117; OKLCH L 49.2% C 0.120 H 260.6°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#375FA4
RGB	rgb(55, 95, 164)
HSL	hsl(218, 50%, 43%)
HSV	hsv(218, 66%, 64%)
CMYK	cmyk(66.5%, 42.1%, 0%, 35.7%)
CIE-LAB	lab(40.70, 8.98, -41.46)
CIE-LCH	lch(40.70, 42.42, 282.22°)
OKLab	oklab(49.15% -0.0196 -0.1182)
OKLCH	oklch(49.15% 0.12 260.6)
XYZ	xyz(12.3662, 11.6758, 36.7167)
Luminance	0.1168 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375FA4 #A47C37

analogous

#3795A4 #375FA4 #4637A4

triadic

#375FA4 #A4375F #5FA437

tetradic

#375FA4 #A43795 #A47C37 #37A446

square

#375FA4 #A43795 #A47C37 #37A446

split-complementary

#375FA4 #A44637 #95A437

monochromatic

#182A48 #284476 #375FA4 #537DC5 #81A0D5

Accessibility & contrast

On white

6.30

#375FA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#375FA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375FA4

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375FA4	#FFFFFF	#000000	##FFFFFF
##375FA4	1.00	6.30	3.34	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F65A7

Deuteranopia (green-blind)

#2F5BA3

Tritanopia (blue-blind)

#006F79

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #375fa4;
/* rgb */ color: rgb(55, 95, 164);
/* oklch */ color: oklch(49.2% 0.120 260.6);

Tailwind

colors: {
  custom: {
    50: '#798cbf',
    500: '#375fa4',
    950: '#000000',
  },
}

SCSS

$custom: #375fa4;
$custom-light: #798cbf;
$custom-dark: #000000;

JSON

{
  "hex": "#375fa4",
  "rgb": {
    "r": 55,
    "g": 95,
    "b": 164
  },
  "hsl": {
    "h": 217.982,
    "s": 49.772,
    "l": 42.941
  },
  "oklch": {
    "l": 0.49153,
    "c": 0.11981,
    "h": 260.6
  },
  "luminance": 0.11677
}

Semantic roles & 50–950 ramp

primary

#375FA4

secondary

#BEA579

accent

#A64FD9

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #375FA4

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

Preview Lab → · Contrast checker → · Palette generator →