#375C9F#375C9F

#375C9F is a mid, moderate blue. Relative luminance 0.110; OKLCH L 48.2% C 0.116 H 261.3°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#375C9F
RGB	rgb(55, 92, 159)
HSL	hsl(219, 49%, 42%)
HSV	hsv(219, 65%, 62%)
CMYK	cmyk(65.4%, 42.1%, 0%, 37.6%)
CIE-LAB	lab(39.53, 9.09, -40.34)
CIE-LCH	lch(39.53, 41.35, 282.69°)
OKLab	oklab(48.15% -0.0176 -0.115)
OKLCH	oklch(48.15% 0.116 261.3)
XYZ	xyz(11.6585, 10.9686, 34.2969)
Luminance	0.1097 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375C9F #9F7A37

analogous

#37909F #375C9F #46379F

triadic

#375C9F #9F375C #5C9F37

tetradic

#375C9F #9F3790 #9F7A37 #379F46

square

#375C9F #9F3790 #9F7A37 #379F46

split-complementary

#375C9F #9F4637 #909F37

monochromatic

#182744 #274272 #375C9F #5179C3 #7E9CD2

Accessibility & contrast

On white

6.57

#375C9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#375C9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375C9F

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375C9F	#FFFFFF	#000000	##FFFFFF
##375C9F	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)

#3E62A2

Deuteranopia (green-blind)

#2E599E

Tritanopia (blue-blind)

#006B76

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #375c9f;
/* rgb */ color: rgb(55, 92, 159);
/* oklch */ color: oklch(48.2% 0.116 261.3);

Tailwind

colors: {
  custom: {
    50: '#7989bc',
    500: '#375c9f',
    950: '#000000',
  },
}

SCSS

$custom: #375c9f;
$custom-light: #7989bc;
$custom-dark: #000000;

JSON

{
  "hex": "#375c9f",
  "rgb": {
    "r": 55,
    "g": 92,
    "b": 159
  },
  "hsl": {
    "h": 218.654,
    "s": 48.598,
    "l": 41.961
  },
  "oklch": {
    "l": 0.48154,
    "c": 0.11629,
    "h": 261.3
  },
  "luminance": 0.1097
}

Semantic roles & 50–950 ramp

primary

#375C9F

secondary

#BCA376

accent

#A850D8

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #375C9F

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

Preview Lab → · Contrast checker → · Palette generator →