#375DA9#375DA9

#375DA9 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.0% C 0.129 H 262.6°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#375DA9
RGB	rgb(55, 93, 169)
HSL	hsl(220, 51%, 44%)
HSV	hsv(220, 67%, 66%)
CMYK	cmyk(67.5%, 45%, 0%, 33.7%)
CIE-LAB	lab(40.42, 12.10, -44.86)
CIE-LCH	lch(40.42, 46.47, 285.09°)
OKLab	oklab(49.03% -0.0166 -0.1282)
OKLCH	oklch(49.03% 0.129 262.6)
XYZ	xyz(12.6488, 11.5043, 39.0824)
Luminance	0.1150 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375DA9 #A98337

analogous

#3796A9 #375DA9 #4A37A9

triadic

#375DA9 #A9375D #5DA937

tetradic

#375DA9 #A93796 #A98337 #37A94A

square

#375DA9 #A93796 #A98337 #37A94A

split-complementary

#375DA9 #A94A37 #96A937

monochromatic

#192A4D #28447B #375DA9 #557CC8 #849FD7

Accessibility & contrast

On white

6.36

#375DA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#375DA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375DA9

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375DA9	#FFFFFF	#000000	##FFFFFF
##375DA9	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3865AC

Deuteranopia (green-blind)

#245AA7

Tritanopia (blue-blind)

#006F7B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #375da9;
/* rgb */ color: rgb(55, 93, 169);
/* oklch */ color: oklch(49.0% 0.129 262.6);

Tailwind

colors: {
  custom: {
    50: '#7a8ac3',
    500: '#375da9',
    950: '#000000',
  },
}

SCSS

$custom: #375da9;
$custom-light: #7a8ac3;
$custom-dark: #000000;

JSON

{
  "hex": "#375da9",
  "rgb": {
    "r": 55,
    "g": 93,
    "b": 169
  },
  "hsl": {
    "h": 220,
    "s": 50.893,
    "l": 43.922
  },
  "oklch": {
    "l": 0.49034,
    "c": 0.12931,
    "h": 262.6
  },
  "luminance": 0.11505
}

Semantic roles & 50–950 ramp

primary

#375DA9

secondary

#C0A97B

accent

#AB4DDA

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #375DA9

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

Preview Lab → · Contrast checker → · Palette generator →