#375EA9#375EA9

#375EA9 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.3% C 0.128 H 262.1°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#375EA9
RGB	rgb(55, 94, 169)
HSL	hsl(219, 51%, 44%)
HSV	hsv(219, 67%, 66%)
CMYK	cmyk(67.5%, 44.4%, 0%, 33.7%)
CIE-LAB	lab(40.70, 11.45, -44.41)
CIE-LCH	lch(40.70, 45.86, 284.46°)
OKLab	oklab(49.26% -0.0176 -0.1269)
OKLCH	oklch(49.26% 0.128 262.1)
XYZ	xyz(12.7372, 11.6810, 39.1118)
Luminance	0.1168 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375EA9 #A98237

analogous

#3797A9 #375EA9 #4937A9

triadic

#375EA9 #A9375E #5EA937

tetradic

#375EA9 #A93797 #A98237 #37A949

square

#375EA9 #A93797 #A98237 #37A949

split-complementary

#375EA9 #A94937 #97A937

monochromatic

#192B4D #28447B #375EA9 #557DC8 #84A0D7

Accessibility & contrast

On white

6.29

#375EA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#375EA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375EA9

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375EA9	#FFFFFF	#000000	##FFFFFF
##375EA9	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A66AC

Deuteranopia (green-blind)

#275BA7

Tritanopia (blue-blind)

#006F7B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #375ea9;
/* rgb */ color: rgb(55, 94, 169);
/* oklch */ color: oklch(49.3% 0.128 262.1);

Tailwind

colors: {
  custom: {
    50: '#7a8bc3',
    500: '#375ea9',
    950: '#000000',
  },
}

SCSS

$custom: #375ea9;
$custom-light: #7a8bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#375ea9",
  "rgb": {
    "r": 55,
    "g": 94,
    "b": 169
  },
  "hsl": {
    "h": 219.474,
    "s": 50.893,
    "l": 43.922
  },
  "oklch": {
    "l": 0.49256,
    "c": 0.12808,
    "h": 262.1
  },
  "luminance": 0.11682
}

Semantic roles & 50–950 ramp

primary

#375EA9

secondary

#C0A97B

accent

#AA4DDA

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #375EA9

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

Preview Lab → · Contrast checker → · Palette generator →