#374AAC#374AAC

#374AAC is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.3% C 0.158 H 270.5°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#374AAC
RGB	rgb(55, 74, 172)
HSL	hsl(230, 52%, 45%)
HSV	hsv(230, 68%, 67%)
CMYK	cmyk(68%, 57%, 0%, 32.5%)
CIE-LAB	lab(35.38, 25.63, -54.77)
CIE-LCH	lch(35.38, 60.47, 295.07°)
OKLab	oklab(45.27% 0.0014 -0.1577)
OKLCH	oklch(45.27% 0.158 270.5)
XYZ	xyz(11.4682, 8.6873, 40.0942)
Luminance	0.0869 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374AAC #AC9937

analogous

#3785AC #374AAC #5E37AC

triadic

#374AAC #AC374A #4AAC37

tetradic

#374AAC #AC3785 #AC9937 #37AC5E

square

#374AAC #AC3785 #AC9937 #37AC5E

split-complementary

#374AAC #AC5E37 #85AC37

monochromatic

#19224F #28367E #374AAC #576AC9 #8593D8

Accessibility & contrast

On white

7.67

#374AAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#374AAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374AAC

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374AAC	#FFFFFF	#000000	##FFFFFF
##374AAC	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AF

Deuteranopia (green-blind)

#004EAA

Tritanopia (blue-blind)

#006273

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #374aac;
/* rgb */ color: rgb(55, 74, 172);
/* oklch */ color: oklch(45.3% 0.158 270.5);

Tailwind

colors: {
  custom: {
    50: '#7c7cc5',
    500: '#374aac',
    950: '#000000',
  },
}

SCSS

$custom: #374aac;
$custom-light: #7c7cc5;
$custom-dark: #000000;

JSON

{
  "hex": "#374aac",
  "rgb": {
    "r": 55,
    "g": 74,
    "b": 172
  },
  "hsl": {
    "h": 230.256,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.45271,
    "c": 0.15767,
    "h": 270.5
  },
  "luminance": 0.08688
}

Semantic roles & 50–950 ramp

primary

#374AAC

secondary

#C2B77D

accent

#C44DDB

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #374AAC

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

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