#375EA6#375EA6

#375EA6 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.1% C 0.124 H 261.5°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#375EA6
RGB	rgb(55, 94, 166)
HSL	hsl(219, 50%, 43%)
HSV	hsv(219, 67%, 65%)
CMYK	cmyk(66.9%, 43.4%, 0%, 34.9%)
CIE-LAB	lab(40.52, 10.35, -42.92)
CIE-LCH	lch(40.52, 44.15, 283.56°)
OKLab	oklab(49.06% -0.0182 -0.1225)
OKLCH	oklch(49.06% 0.124 261.5)
XYZ	xyz(12.4588, 11.5696, 37.6456)
Luminance	0.1157 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375EA6 #A67F37

analogous

#3795A6 #375EA6 #4737A6

triadic

#375EA6 #A6375E #5EA637

tetradic

#375EA6 #A63795 #A67F37 #37A647

square

#375EA6 #A63795 #A67F37 #37A647

split-complementary

#375EA6 #A64737 #95A637

monochromatic

#192A4A #284478 #375EA6 #547CC6 #829FD6

Accessibility & contrast

On white

6.34

#375EA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#375EA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375EA6

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375EA6	#FFFFFF	#000000	##FFFFFF
##375EA6	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C65A9

Deuteranopia (green-blind)

#2A5BA5

Tritanopia (blue-blind)

#006F7A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #375ea6;
/* rgb */ color: rgb(55, 94, 166);
/* oklch */ color: oklch(49.1% 0.124 261.5);

Tailwind

colors: {
  custom: {
    50: '#7a8bc1',
    500: '#375ea6',
    950: '#000000',
  },
}

SCSS

$custom: #375ea6;
$custom-light: #7a8bc1;
$custom-dark: #000000;

JSON

{
  "hex": "#375ea6",
  "rgb": {
    "r": 55,
    "g": 94,
    "b": 166
  },
  "hsl": {
    "h": 218.919,
    "s": 50.226,
    "l": 43.333
  },
  "oklch": {
    "l": 0.49058,
    "c": 0.12384,
    "h": 261.5
  },
  "luminance": 0.11571
}

Semantic roles & 50–950 ramp

primary

#375EA6

secondary

#BFA77A

accent

#A94EDA

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #375EA6

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

Preview Lab → · Contrast checker → · Palette generator →