#374FAA#374FAA

#374FAA is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.1% C 0.148 H 268.8°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#374FAA
RGB	rgb(55, 79, 170)
HSL	hsl(227, 51%, 44%)
HSV	hsv(227, 68%, 67%)
CMYK	cmyk(67.6%, 53.5%, 0%, 33.3%)
CIE-LAB	lab(36.57, 21.61, -51.65)
CIE-LCH	lch(36.57, 55.99, 292.71°)
OKLab	oklab(46.12% -0.0031 -0.1484)
OKLCH	oklch(46.12% 0.148 268.8)
XYZ	xyz(11.6247, 9.3054, 39.2059)
Luminance	0.0931 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374FAA #AA9237

analogous

#3789AA #374FAA #5937AA

triadic

#374FAA #AA374F #4FAA37

tetradic

#374FAA #AA3789 #AA9237 #37AA59

square

#374FAA #AA3789 #AA9237 #37AA59

split-complementary

#374FAA #AA5937 #89AA37

monochromatic

#19244E #283A7C #374FAA #566EC8 #8495D7

Accessibility & contrast

On white

7.34

#374FAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#374FAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374FAA

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374FAA	#FFFFFF	#000000	##FFFFFF
##374FAA	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#115BAD

Deuteranopia (green-blind)

#0051A8

Tritanopia (blue-blind)

#006575

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #374faa;
/* rgb */ color: rgb(55, 79, 170);
/* oklch */ color: oklch(46.1% 0.148 268.8);

Tailwind

colors: {
  custom: {
    50: '#7b7fc4',
    500: '#374faa',
    950: '#000000',
  },
}

SCSS

$custom: #374faa;
$custom-light: #7b7fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#374faa",
  "rgb": {
    "r": 55,
    "g": 79,
    "b": 170
  },
  "hsl": {
    "h": 227.478,
    "s": 51.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.4612,
    "c": 0.14844,
    "h": 268.8
  },
  "luminance": 0.09306
}

Semantic roles & 50–950 ramp

primary

#374FAA

secondary

#C1B37C

accent

#BD4DDB

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #374FAA

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

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