#375D9A#375D9A

#375D9A is a mid, moderate blue. Relative luminance 0.110; OKLCH L 48.1% C 0.108 H 259.5°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#375D9A
RGB	rgb(55, 93, 154)
HSL	hsl(217, 47%, 41%)
HSV	hsv(217, 64%, 60%)
CMYK	cmyk(64.3%, 39.6%, 0%, 39.6%)
CIE-LAB	lab(39.53, 6.63, -37.34)
CIE-LCH	lch(39.53, 37.93, 280.07°)
OKLab	oklab(48.07% -0.0198 -0.1061)
OKLCH	oklch(48.07% 0.108 259.5)
XYZ	xyz(11.3206, 10.9730, 32.0870)
Luminance	0.1097 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375D9A #9A7437

analogous

#378E9A #375D9A #43379A

triadic

#375D9A #9A375D #5D9A37

tetradic

#375D9A #9A378E #9A7437 #379A43

square

#375D9A #9A378E #9A7437 #379A43

split-complementary

#375D9A #9A4337 #8E9A37

monochromatic

#172740 #27426D #375D9A #4E7AC0 #7B9CD0

Accessibility & contrast

On white

6.57

#375D9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#375D9A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375D9A

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375D9A	#FFFFFF	#000000	##FFFFFF
##375D9A	1.00	6.57	3.19	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42629C

Deuteranopia (green-blind)

#345999

Tritanopia (blue-blind)

#006B74

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #375d9a;
/* rgb */ color: rgb(55, 93, 154);
/* oklch */ color: oklch(48.1% 0.108 259.5);

Tailwind

colors: {
  custom: {
    50: '#788ab8',
    500: '#375d9a',
    950: '#000000',
  },
}

SCSS

$custom: #375d9a;
$custom-light: #788ab8;
$custom-dark: #000000;

JSON

{
  "hex": "#375d9a",
  "rgb": {
    "r": 55,
    "g": 93,
    "b": 154
  },
  "hsl": {
    "h": 216.97,
    "s": 47.368,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48067,
    "c": 0.10797,
    "h": 259.5
  },
  "luminance": 0.10974
}

Semantic roles & 50–950 ramp

primary

#375D9A

secondary

#B99E74

accent

#A351D7

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #375D9A

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

Preview Lab → · Contrast checker → · Palette generator →