#375FD7#375FD7

#375FD7 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.8% C 0.190 H 266.0°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#375FD7
RGB	rgb(55, 95, 215)
HSL	hsl(225, 67%, 53%)
HSV	hsv(225, 74%, 84%)
CMYK	cmyk(74.4%, 55.8%, 0%, 15.7%)
CIE-LAB	lab(44.09, 27.74, -65.67)
CIE-LCH	lch(44.09, 71.29, 292.90°)
OKLab	oklab(52.82% -0.0132 -0.1894)
OKLCH	oklch(52.82% 0.19 266)
XYZ	xyz(17.9292, 13.9010, 66.0150)
Luminance	0.1390 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375FD7 #D7AF37

analogous

#37AFD7 #375FD7 #5F37D7

triadic

#375FD7 #D7375F #5FD737

tetradic

#375FD7 #D737AF #D7AF37 #37D75F

square

#375FD7 #D737AF #D7AF37 #37D75F

split-complementary

#375FD7 #D75F37 #AFD737

monochromatic

#19317B #2346AE #375FD7 #6A88E1 #9DB1EB

Accessibility & contrast

On white

5.55

#375FD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#375FD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375FD7

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375FD7	#FFFFFF	#000000	##FFFFFF
##375FD7	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070DB

Deuteranopia (green-blind)

#0061D5

Tritanopia (blue-blind)

#007D92

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #375fd7;
/* rgb */ color: rgb(55, 95, 215);
/* oklch */ color: oklch(52.8% 0.190 266.0);

Tailwind

colors: {
  custom: {
    50: '#848be4',
    500: '#375fd7',
    950: '#000000',
  },
}

SCSS

$custom: #375fd7;
$custom-light: #848be4;
$custom-dark: #000000;

JSON

{
  "hex": "#375fd7",
  "rgb": {
    "r": 55,
    "g": 95,
    "b": 215
  },
  "hsl": {
    "h": 225,
    "s": 66.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.52824,
    "c": 0.18985,
    "h": 266
  },
  "luminance": 0.13903
}

Semantic roles & 50–950 ramp

primary

#375FD7

secondary

#D7C692

accent

#BF3EEA

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0C0C16

muted

#7D7D84

Preview Lab

Preview with #375FD7

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

Preview Lab → · Contrast checker → · Palette generator →