#375D9C#375D9C

#375D9C is a mid, moderate blue. Relative luminance 0.110; OKLCH L 48.2% C 0.111 H 260.0°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#375D9C
RGB	rgb(55, 93, 156)
HSL	hsl(217, 48%, 41%)
HSV	hsv(217, 65%, 61%)
CMYK	cmyk(64.7%, 40.4%, 0%, 38.8%)
CIE-LAB	lab(39.65, 7.35, -38.36)
CIE-LCH	lch(39.65, 39.06, 280.85°)
OKLab	oklab(48.19% -0.0193 -0.1091)
OKLCH	oklch(48.19% 0.111 260)
XYZ	xyz(11.4885, 11.0402, 32.9716)
Luminance	0.1104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375D9C #9C7637

analogous

#37909C #375D9C #44379C

triadic

#375D9C #9C375D #5D9C37

tetradic

#375D9C #9C3790 #9C7637 #379C44

square

#375D9C #9C3790 #9C7637 #379C44

split-complementary

#375D9C #9C4437 #909C37

monochromatic

#172742 #27426F #375D9C #4F7AC1 #7C9CD1

Accessibility & contrast

On white

6.55

#375D9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#375D9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375D9C

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375D9C	#FFFFFF	#000000	##FFFFFF
##375D9C	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)

#41629F

Deuteranopia (green-blind)

#32599B

Tritanopia (blue-blind)

#006B75

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #375d9c;
/* rgb */ color: rgb(55, 93, 156);
/* oklch */ color: oklch(48.2% 0.111 260.0);

Tailwind

colors: {
  custom: {
    50: '#788ab9',
    500: '#375d9c',
    950: '#000000',
  },
}

SCSS

$custom: #375d9c;
$custom-light: #788ab9;
$custom-dark: #000000;

JSON

{
  "hex": "#375d9c",
  "rgb": {
    "r": 55,
    "g": 93,
    "b": 156
  },
  "hsl": {
    "h": 217.426,
    "s": 47.867,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48191,
    "c": 0.11082,
    "h": 260
  },
  "luminance": 0.11041
}

Semantic roles & 50–950 ramp

primary

#375D9C

secondary

#BAA075

accent

#A550D7

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0B11

muted

#7C7C80

Preview Lab

Preview with #375D9C

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

Preview Lab → · Contrast checker → · Palette generator →