#375EB2#375EB2

#375EB2 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.9% C 0.141 H 263.4°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#375EB2
RGB	rgb(55, 94, 178)
HSL	hsl(221, 53%, 46%)
HSV	hsv(221, 69%, 70%)
CMYK	cmyk(69.1%, 47.2%, 0%, 30.2%)
CIE-LAB	lab(41.26, 14.76, -48.81)
CIE-LCH	lch(41.26, 51.00, 286.83°)
OKLab	oklab(49.87% -0.0161 -0.1398)
OKLCH	oklch(49.87% 0.141 263.4)
XYZ	xyz(13.6113, 12.0306, 43.7157)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375EB2 #B28B37

analogous

#379BB2 #375EB2 #4E37B2

triadic

#375EB2 #B2375E #5EB237

tetradic

#375EB2 #B2379B #B28B37 #37B24E

square

#375EB2 #B2379B #B28B37 #37B24E

split-complementary

#375EB2 #B24E37 #9BB237

monochromatic

#1A2D54 #294583 #375EB2 #5A7ECC #89A3DB

Accessibility & contrast

On white

6.16

#375EB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#375EB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375EB2

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375EB2	#FFFFFF	#000000	##FFFFFF
##375EB2	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3267B5

Deuteranopia (green-blind)

#185CB0

Tritanopia (blue-blind)

#00727F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #375eb2;
/* rgb */ color: rgb(55, 94, 178);
/* oklch */ color: oklch(49.9% 0.141 263.4);

Tailwind

colors: {
  custom: {
    50: '#7c8bc9',
    500: '#375eb2',
    950: '#000000',
  },
}

SCSS

$custom: #375eb2;
$custom-light: #7c8bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#375eb2",
  "rgb": {
    "r": 55,
    "g": 94,
    "b": 178
  },
  "hsl": {
    "h": 220.976,
    "s": 52.79,
    "l": 45.686
  },
  "oklch": {
    "l": 0.49867,
    "c": 0.14074,
    "h": 263.4
  },
  "luminance": 0.12032
}

Semantic roles & 50–950 ramp

primary

#375EB2

secondary

#C5AF80

accent

#AE4CDC

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #375EB2

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

Preview Lab → · Contrast checker → · Palette generator →