#375DA7#375DA7

#375DA7 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 48.9% C 0.126 H 262.3°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#375DA7
RGB	rgb(55, 93, 167)
HSL	hsl(220, 50%, 44%)
HSV	hsv(220, 67%, 65%)
CMYK	cmyk(67.1%, 44.3%, 0%, 34.5%)
CIE-LAB	lab(40.30, 11.36, -43.88)
CIE-LCH	lch(40.30, 45.32, 284.52°)
OKLab	oklab(48.9% -0.017 -0.1253)
OKLCH	oklch(48.9% 0.126 262.3)
XYZ	xyz(12.4625, 11.4297, 38.1011)
Luminance	0.1143 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375DA7 #A78137

analogous

#3795A7 #375DA7 #4937A7

triadic

#375DA7 #A7375D #5DA737

tetradic

#375DA7 #A73795 #A78137 #37A749

square

#375DA7 #A73795 #A78137 #37A749

split-complementary

#375DA7 #A74937 #95A737

monochromatic

#192A4B #284379 #375DA7 #547BC7 #829FD6

Accessibility & contrast

On white

6.39

#375DA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#375DA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375DA7

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375DA7	#FFFFFF	#000000	##FFFFFF
##375DA7	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A64AA

Deuteranopia (green-blind)

#275AA5

Tritanopia (blue-blind)

#006E7A

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #375da7;
/* rgb */ color: rgb(55, 93, 167);
/* oklch */ color: oklch(48.9% 0.126 262.3);

Tailwind

colors: {
  custom: {
    50: '#7a8ac1',
    500: '#375da7',
    950: '#000000',
  },
}

SCSS

$custom: #375da7;
$custom-light: #7a8ac1;
$custom-dark: #000000;

JSON

{
  "hex": "#375da7",
  "rgb": {
    "r": 55,
    "g": 93,
    "b": 167
  },
  "hsl": {
    "h": 219.643,
    "s": 50.45,
    "l": 43.529
  },
  "oklch": {
    "l": 0.48901,
    "c": 0.12647,
    "h": 262.3
  },
  "luminance": 0.11431
}

Semantic roles & 50–950 ramp

primary

#375DA7

secondary

#C0A87A

accent

#AA4EDA

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #375DA7

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

Preview Lab → · Contrast checker → · Palette generator →