#374CAC#374CAC

#374CAC is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.7% C 0.155 H 269.9°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#374CAC
RGB	rgb(55, 76, 172)
HSL	hsl(229, 52%, 45%)
HSV	hsv(229, 68%, 67%)
CMYK	cmyk(68%, 55.8%, 0%, 32.5%)
CIE-LAB	lab(35.90, 24.32, -53.92)
CIE-LCH	lch(35.90, 59.14, 294.27°)
OKLab	oklab(45.67% -0.0003 -0.1551)
OKLCH	oklch(45.67% 0.155 269.9)
XYZ	xyz(11.6038, 8.9586, 40.1394)
Luminance	0.0896 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374CAC #AC9737

analogous

#3787AC #374CAC #5D37AC

triadic

#374CAC #AC374C #4CAC37

tetradic

#374CAC #AC3787 #AC9737 #37AC5D

square

#374CAC #AC3787 #AC9737 #37AC5D

split-complementary

#374CAC #AC5D37 #87AC37

monochromatic

#19234F #28387E #374CAC #576BC9 #8594D8

Accessibility & contrast

On white

7.52

#374CAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#374CAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374CAC

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374CAC	#FFFFFF	#000000	##FFFFFF
##374CAC	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AAF

Deuteranopia (green-blind)

#004FAA

Tritanopia (blue-blind)

#006374

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #374cac;
/* rgb */ color: rgb(55, 76, 172);
/* oklch */ color: oklch(45.7% 0.155 269.9);

Tailwind

colors: {
  custom: {
    50: '#7c7dc5',
    500: '#374cac',
    950: '#000000',
  },
}

SCSS

$custom: #374cac;
$custom-light: #7c7dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#374cac",
  "rgb": {
    "r": 55,
    "g": 76,
    "b": 172
  },
  "hsl": {
    "h": 229.231,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.45668,
    "c": 0.15511,
    "h": 269.9
  },
  "luminance": 0.0896
}

Semantic roles & 50–950 ramp

primary

#374CAC

secondary

#C2B67D

accent

#C14DDB

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #374CAC

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

Preview Lab → · Contrast checker → · Palette generator →