#375AAD#375AAD

#375AAD is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.7% C 0.139 H 264.6°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#375AAD
RGB	rgb(55, 90, 173)
HSL	hsl(222, 52%, 45%)
HSV	hsv(222, 68%, 68%)
CMYK	cmyk(68.2%, 48%, 0%, 32.2%)
CIE-LAB	lab(39.82, 15.51, -48.19)
CIE-LCH	lch(39.82, 50.63, 287.84°)
OKLab	oklab(48.65% -0.0131 -0.1381)
OKLCH	oklch(48.65% 0.139 264.6)
XYZ	xyz(12.7719, 11.1404, 41.0043)
Luminance	0.1114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375AAD #AD8A37

analogous

#3795AD #375AAD #4F37AD

triadic

#375AAD #AD375A #5AAD37

tetradic

#375AAD #AD3795 #AD8A37 #37AD4F

square

#375AAD #AD3795 #AD8A37 #37AD4F

split-complementary

#375AAD #AD4F37 #95AD37

monochromatic

#192A50 #28427F #375AAD #5779CA #869ED8

Accessibility & contrast

On white

6.50

#375AAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#375AAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375AAD

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375AAD	#FFFFFF	#000000	##FFFFFF
##375AAD	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E64B0

Deuteranopia (green-blind)

#1459AB

Tritanopia (blue-blind)

#006D7B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #375aad;
/* rgb */ color: rgb(55, 90, 173);
/* oklch */ color: oklch(48.7% 0.139 264.6);

Tailwind

colors: {
  custom: {
    50: '#7b88c6',
    500: '#375aad',
    950: '#000000',
  },
}

SCSS

$custom: #375aad;
$custom-light: #7b88c6;
$custom-dark: #000000;

JSON

{
  "hex": "#375aad",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 173
  },
  "hsl": {
    "h": 222.203,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.48654,
    "c": 0.13868,
    "h": 264.6
  },
  "luminance": 0.11142
}

Semantic roles & 50–950 ramp

primary

#375AAD

secondary

#C2AE7D

accent

#B14DDB

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #375AAD

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

Preview Lab → · Contrast checker → · Palette generator →