#375E9E#375E9E

#375E9E is a mid, moderate blue. Relative luminance 0.113; OKLCH L 48.5% C 0.112 H 259.8°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#375E9E
RGB	rgb(55, 94, 158)
HSL	hsl(217, 48%, 42%)
HSV	hsv(217, 65%, 62%)
CMYK	cmyk(65.2%, 40.5%, 0%, 38%)
CIE-LAB	lab(40.06, 7.44, -38.90)
CIE-LCH	lch(40.06, 39.61, 280.82°)
OKLab	oklab(48.55% -0.0199 -0.1107)
OKLCH	oklch(48.55% 0.112 259.8)
XYZ	xyz(11.7476, 11.2851, 33.9003)
Luminance	0.1129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375E9E #9E7737

analogous

#37929E #375E9E #44379E

triadic

#375E9E #9E375E #5E9E37

tetradic

#375E9E #9E3792 #9E7737 #379E44

square

#375E9E #9E3792 #9E7737 #379E44

split-complementary

#375E9E #9E4437 #929E37

monochromatic

#172843 #274371 #375E9E #507BC2 #7D9DD2

Accessibility & contrast

On white

6.45

#375E9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#375E9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375E9E

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375E9E	#FFFFFF	#000000	##FFFFFF
##375E9E	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4164A1

Deuteranopia (green-blind)

#325A9D

Tritanopia (blue-blind)

#006D76

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #375e9e;
/* rgb */ color: rgb(55, 94, 158);
/* oklch */ color: oklch(48.5% 0.112 259.8);

Tailwind

colors: {
  custom: {
    50: '#788bbb',
    500: '#375e9e',
    950: '#000000',
  },
}

SCSS

$custom: #375e9e;
$custom-light: #788bbb;
$custom-dark: #000000;

JSON

{
  "hex": "#375e9e",
  "rgb": {
    "r": 55,
    "g": 94,
    "b": 158
  },
  "hsl": {
    "h": 217.282,
    "s": 48.357,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48545,
    "c": 0.11248,
    "h": 259.8
  },
  "luminance": 0.11286
}

Semantic roles & 50–950 ramp

primary

#375E9E

secondary

#BBA176

accent

#A450D8

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #375E9E

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

Preview Lab → · Contrast checker → · Palette generator →