#375C9D#375C9D

#375C9D is a mid, moderate blue. Relative luminance 0.109; OKLCH L 48.0% C 0.113 H 260.9°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#375C9D
RGB	rgb(55, 92, 157)
HSL	hsl(218, 48%, 42%)
HSV	hsv(218, 65%, 62%)
CMYK	cmyk(65%, 41.4%, 0%, 38.4%)
CIE-LAB	lab(39.41, 8.36, -39.33)
CIE-LCH	lch(39.41, 40.21, 282.00°)
OKLab	oklab(48.03% -0.018 -0.112)
OKLCH	oklch(48.03% 0.113 260.9)
XYZ	xyz(11.4864, 10.8998, 33.3903)
Luminance	0.1090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375C9D #9D7837

analogous

#378F9D #375C9D #45379D

triadic

#375C9D #9D375C #5C9D37

tetradic

#375C9D #9D378F #9D7837 #379D45

square

#375C9D #9D378F #9D7837 #379D45

split-complementary

#375C9D #9D4537 #8F9D37

monochromatic

#172742 #274170 #375C9D #5079C2 #7D9CD1

Accessibility & contrast

On white

6.60

#375C9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#375C9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375C9D

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375C9D	#FFFFFF	#000000	##FFFFFF
##375C9D	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F62A0

Deuteranopia (green-blind)

#30589C

Tritanopia (blue-blind)

#006B75

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #375c9d;
/* rgb */ color: rgb(55, 92, 157);
/* oklch */ color: oklch(48.0% 0.113 260.9);

Tailwind

colors: {
  custom: {
    50: '#7889ba',
    500: '#375c9d',
    950: '#000000',
  },
}

SCSS

$custom: #375c9d;
$custom-light: #7889ba;
$custom-dark: #000000;

JSON

{
  "hex": "#375c9d",
  "rgb": {
    "r": 55,
    "g": 92,
    "b": 157
  },
  "hsl": {
    "h": 218.235,
    "s": 48.113,
    "l": 41.569
  },
  "oklch": {
    "l": 0.48026,
    "c": 0.11344,
    "h": 260.9
  },
  "luminance": 0.10901
}

Semantic roles & 50–950 ramp

primary

#375C9D

secondary

#BBA175

accent

#A750D8

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #375C9D

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

Preview Lab → · Contrast checker → · Palette generator →