#375F9E#375F9E

#375F9E is a mid, moderate blue. Relative luminance 0.115; OKLCH L 48.8% C 0.111 H 259.1°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#375F9E
RGB	rgb(55, 95, 158)
HSL	hsl(217, 48%, 42%)
HSV	hsv(217, 65%, 62%)
CMYK	cmyk(65.2%, 39.9%, 0%, 38%)
CIE-LAB	lab(40.35, 6.80, -38.44)
CIE-LCH	lch(40.35, 39.03, 280.03°)
OKLab	oklab(48.77% -0.021 -0.1093)
OKLCH	oklch(48.77% 0.111 259.1)
XYZ	xyz(11.8371, 11.4641, 33.9301)
Luminance	0.1147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375F9E #9E7637

analogous

#37939E #375F9E #43379E

triadic

#375F9E #9E375F #5F9E37

tetradic

#375F9E #9E3793 #9E7637 #379E43

square

#375F9E #9E3793 #9E7637 #379E43

split-complementary

#375F9E #9E4337 #939E37

monochromatic

#172843 #274471 #375F9E #507CC2 #7D9ED2

Accessibility & contrast

On white

6.38

#375F9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#375F9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375F9E

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375F9E	#FFFFFF	#000000	##FFFFFF
##375F9E	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4364A1

Deuteranopia (green-blind)

#345B9D

Tritanopia (blue-blind)

#006D77

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #375f9e;
/* rgb */ color: rgb(55, 95, 158);
/* oklch */ color: oklch(48.8% 0.111 259.1);

Tailwind

colors: {
  custom: {
    50: '#788cbb',
    500: '#375f9e',
    950: '#000000',
  },
}

SCSS

$custom: #375f9e;
$custom-light: #788cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#375f9e",
  "rgb": {
    "r": 55,
    "g": 95,
    "b": 158
  },
  "hsl": {
    "h": 216.699,
    "s": 48.357,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48774,
    "c": 0.11132,
    "h": 259.1
  },
  "luminance": 0.11465
}

Semantic roles & 50–950 ramp

primary

#375F9E

secondary

#BBA076

accent

#A350D8

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #375F9E

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

Preview Lab → · Contrast checker → · Palette generator →