#375AB0#375AB0

#375AB0 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.9% C 0.143 H 264.9°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#375AB0
RGB	rgb(55, 90, 176)
HSL	hsl(223, 52%, 45%)
HSV	hsv(223, 69%, 69%)
CMYK	cmyk(68.8%, 48.9%, 0%, 31%)
CIE-LAB	lab(40.01, 16.62, -49.65)
CIE-LCH	lch(40.01, 52.36, 288.51°)
OKLab	oklab(48.87% -0.0126 -0.1423)
OKLCH	oklch(48.87% 0.143 264.9)
XYZ	xyz(13.0654, 11.2578, 42.5503)
Luminance	0.1126 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375AB0 #B08D37

analogous

#3796B0 #375AB0 #5137B0

triadic

#375AB0 #B0375A #5AB037

tetradic

#375AB0 #B03796 #B08D37 #37B051

square

#375AB0 #B03796 #B08D37 #37B051

split-complementary

#375AB0 #B05137 #96B037

monochromatic

#1A2A53 #284281 #375AB0 #597ACB #889FDA

Accessibility & contrast

On white

6.46

#375AB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#375AB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375AB0

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375AB0	#FFFFFF	#000000	##FFFFFF
##375AB0	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B64B3

Deuteranopia (green-blind)

#0A59AE

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #375ab0;
/* rgb */ color: rgb(55, 90, 176);
/* oklch */ color: oklch(48.9% 0.143 264.9);

Tailwind

colors: {
  custom: {
    50: '#7c88c8',
    500: '#375ab0',
    950: '#000000',
  },
}

SCSS

$custom: #375ab0;
$custom-light: #7c88c8;
$custom-dark: #000000;

JSON

{
  "hex": "#375ab0",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 176
  },
  "hsl": {
    "h": 222.645,
    "s": 52.381,
    "l": 45.294
  },
  "oklch": {
    "l": 0.48867,
    "c": 0.14291,
    "h": 264.9
  },
  "luminance": 0.11259
}

Semantic roles & 50–950 ramp

primary

#375AB0

secondary

#C4B07F

accent

#B24CDC

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #375AB0

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

Preview Lab → · Contrast checker → · Palette generator →