#375AAC#375AAC

#375AAC is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.6% C 0.137 H 264.5°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#375AAC
RGB	rgb(55, 90, 172)
HSL	hsl(222, 52%, 45%)
HSV	hsv(222, 68%, 67%)
CMYK	cmyk(68%, 47.7%, 0%, 32.5%)
CIE-LAB	lab(39.75, 15.15, -47.71)
CIE-LCH	lch(39.75, 50.05, 287.61°)
OKLab	oklab(48.58% -0.0132 -0.1366)
OKLCH	oklch(48.58% 0.137 264.5)
XYZ	xyz(12.6755, 11.1019, 40.4966)
Luminance	0.1110 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375AAC #AC8937

analogous

#3795AC #375AAC #4E37AC

triadic

#375AAC #AC375A #5AAC37

tetradic

#375AAC #AC3795 #AC8937 #37AC4E

square

#375AAC #AC3795 #AC8937 #37AC4E

split-complementary

#375AAC #AC4E37 #95AC37

monochromatic

#19294F #28427E #375AAC #5779C9 #859ED8

Accessibility & contrast

On white

6.52

#375AAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#375AAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375AAC

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375AAC	#FFFFFF	#000000	##FFFFFF
##375AAC	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F63AF

Deuteranopia (green-blind)

#1659AA

Tritanopia (blue-blind)

#006D7A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #375aac;
/* rgb */ color: rgb(55, 90, 172);
/* oklch */ color: oklch(48.6% 0.137 264.5);

Tailwind

colors: {
  custom: {
    50: '#7b88c5',
    500: '#375aac',
    950: '#000000',
  },
}

SCSS

$custom: #375aac;
$custom-light: #7b88c5;
$custom-dark: #000000;

JSON

{
  "hex": "#375aac",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 172
  },
  "hsl": {
    "h": 222.051,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.48584,
    "c": 0.13727,
    "h": 264.5
  },
  "luminance": 0.11103
}

Semantic roles & 50–950 ramp

primary

#375AAC

secondary

#C2AD7D

accent

#B04DDB

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #375AAC

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

Preview Lab → · Contrast checker → · Palette generator →