#374B97#374B97

#374B97 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.9% C 0.126 H 269.5°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#374B97
RGB	rgb(55, 75, 151)
HSL	hsl(228, 47%, 40%)
HSV	hsv(228, 64%, 59%)
CMYK	cmyk(63.6%, 50.3%, 0%, 40.8%)
CIE-LAB	lab(34.14, 17.32, -44.15)
CIE-LCH	lch(34.14, 47.43, 291.42°)
OKLab	oklab(43.87% -0.0011 -0.1264)
OKLCH	oklch(43.87% 0.126 269.5)
XYZ	xyz(9.6757, 8.0779, 30.3215)
Luminance	0.0808 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374B97 #978337

analogous

#377B97 #374B97 #533797

triadic

#374B97 #97374B #4B9737

tetradic

#374B97 #97377B #978337 #379753

square

#374B97 #97377B #978337 #379753

split-complementary

#374B97 #975337 #7B9737

monochromatic

#161E3D #27356A #374B97 #4D65BE #7A8CCF

Accessibility & contrast

On white

8.03

#374B97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#374B97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374B97

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374B97	#FFFFFF	#000000	##FFFFFF
##374B97	1.00	8.03	2.62	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23559A

Deuteranopia (green-blind)

#0D4C95

Tritanopia (blue-blind)

#005C6A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #374b97;
/* rgb */ color: rgb(55, 75, 151);
/* oklch */ color: oklch(43.9% 0.126 269.5);

Tailwind

colors: {
  custom: {
    50: '#787cb6',
    500: '#374b97',
    950: '#000000',
  },
}

SCSS

$custom: #374b97;
$custom-light: #787cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#374b97",
  "rgb": {
    "r": 55,
    "g": 75,
    "b": 151
  },
  "hsl": {
    "h": 227.5,
    "s": 46.602,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43867,
    "c": 0.12638,
    "h": 269.5
  },
  "luminance": 0.08079
}

Semantic roles & 50–950 ramp

primary

#374B97

secondary

#B8A972

accent

#BB52D6

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0911

muted

#7C7B80

Preview Lab

Preview with #374B97

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

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