#374DAD#374DAD

#374DAD is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.9% C 0.155 H 269.6°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#374DAD
RGB	rgb(55, 77, 173)
HSL	hsl(229, 52%, 45%)
HSV	hsv(229, 68%, 68%)
CMYK	cmyk(68.2%, 55.5%, 0%, 32.2%)
CIE-LAB	lab(36.24, 24.02, -53.96)
CIE-LCH	lch(36.24, 59.06, 294.00°)
OKLab	oklab(45.95% -0.0011 -0.1552)
OKLCH	oklch(45.95% 0.155 269.6)
XYZ	xyz(11.7697, 9.1360, 40.6702)
Luminance	0.0914 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374DAD #AD9737

analogous

#3788AD #374DAD #5C37AD

triadic

#374DAD #AD374D #4DAD37

tetradic

#374DAD #AD3788 #AD9737 #37AD5C

square

#374DAD #AD3788 #AD9737 #37AD5C

split-complementary

#374DAD #AD5C37 #88AD37

monochromatic

#192450 #28387F #374DAD #576DCA #8695D8

Accessibility & contrast

On white

7.43

#374DAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#374DAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374DAD

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374DAD	#FFFFFF	#000000	##FFFFFF
##374DAD	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB0

Deuteranopia (green-blind)

#0050AB

Tritanopia (blue-blind)

#006475

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #374dad;
/* rgb */ color: rgb(55, 77, 173);
/* oklch */ color: oklch(45.9% 0.155 269.6);

Tailwind

colors: {
  custom: {
    50: '#7c7ec6',
    500: '#374dad',
    950: '#000000',
  },
}

SCSS

$custom: #374dad;
$custom-light: #7c7ec6;
$custom-dark: #000000;

JSON

{
  "hex": "#374dad",
  "rgb": {
    "r": 55,
    "g": 77,
    "b": 173
  },
  "hsl": {
    "h": 228.814,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.45947,
    "c": 0.15522,
    "h": 269.6
  },
  "luminance": 0.09137
}

Semantic roles & 50–950 ramp

primary

#374DAD

secondary

#C2B67D

accent

#C14DDB

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #374DAD

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

Preview Lab → · Contrast checker → · Palette generator →