#375D9D#375D9D

#375D9D is a mid, moderate blue. Relative luminance 0.111; OKLCH L 48.3% C 0.112 H 260.2°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#375D9D
RGB	rgb(55, 93, 157)
HSL	hsl(218, 48%, 42%)
HSV	hsv(218, 65%, 62%)
CMYK	cmyk(65%, 40.8%, 0%, 38.4%)
CIE-LAB	lab(39.71, 7.72, -38.87)
CIE-LCH	lch(39.71, 39.62, 281.23°)
OKLab	oklab(48.25% -0.0191 -0.1106)
OKLCH	oklch(48.25% 0.112 260.2)
XYZ	xyz(11.5735, 11.0742, 33.4194)
Luminance	0.1108 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375D9D #9D7737

analogous

#37909D #375D9D #44379D

triadic

#375D9D #9D375D #5D9D37

tetradic

#375D9D #9D3790 #9D7737 #379D44

square

#375D9D #9D3790 #9D7737 #379D44

split-complementary

#375D9D #9D4437 #909D37

monochromatic

#172742 #274270 #375D9D #507AC2 #7D9CD1

Accessibility & contrast

On white

6.53

#375D9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#375D9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375D9D

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375D9D	#FFFFFF	#000000	##FFFFFF
##375D9D	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4063A0

Deuteranopia (green-blind)

#32599C

Tritanopia (blue-blind)

#006C75

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #375d9d;
/* rgb */ color: rgb(55, 93, 157);
/* oklch */ color: oklch(48.3% 0.112 260.2);

Tailwind

colors: {
  custom: {
    50: '#788aba',
    500: '#375d9d',
    950: '#000000',
  },
}

SCSS

$custom: #375d9d;
$custom-light: #788aba;
$custom-dark: #000000;

JSON

{
  "hex": "#375d9d",
  "rgb": {
    "r": 55,
    "g": 93,
    "b": 157
  },
  "hsl": {
    "h": 217.647,
    "s": 48.113,
    "l": 41.569
  },
  "oklch": {
    "l": 0.48254,
    "c": 0.11225,
    "h": 260.2
  },
  "luminance": 0.11075
}

Semantic roles & 50–950 ramp

primary

#375D9D

secondary

#BBA175

accent

#A550D8

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0B11

muted

#7C7C80

Preview Lab

Preview with #375D9D

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

Preview Lab → · Contrast checker → · Palette generator →