#374BAA#374BAA

#374BAA is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.3% C 0.154 H 270.2°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#374BAA
RGB	rgb(55, 75, 170)
HSL	hsl(230, 51%, 44%)
HSV	hsv(230, 68%, 67%)
CMYK	cmyk(67.6%, 55.9%, 0%, 33.3%)
CIE-LAB	lab(35.49, 24.24, -53.40)
CIE-LCH	lch(35.49, 58.64, 294.42°)
OKLab	oklab(45.31% 0.0005 -0.1536)
OKLCH	oklch(45.31% 0.154 270.2)
XYZ	xyz(11.3449, 8.7456, 39.1126)
Luminance	0.0875 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374BAA #AA9637

analogous

#3785AA #374BAA #5D37AA

triadic

#374BAA #AA374B #4BAA37

tetradic

#374BAA #AA3785 #AA9637 #37AA5D

square

#374BAA #AA3785 #AA9637 #37AA5D

split-complementary

#374BAA #AA5D37 #85AA37

monochromatic

#19224E #28377C #374BAA #566AC8 #8493D7

Accessibility & contrast

On white

7.64

#374BAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#374BAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374BAA

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374BAA	#FFFFFF	#000000	##FFFFFF
##374BAA	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AD

Deuteranopia (green-blind)

#004EA8

Tritanopia (blue-blind)

#006273

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #374baa;
/* rgb */ color: rgb(55, 75, 170);
/* oklch */ color: oklch(45.3% 0.154 270.2);

Tailwind

colors: {
  custom: {
    50: '#7b7dc4',
    500: '#374baa',
    950: '#000000',
  },
}

SCSS

$custom: #374baa;
$custom-light: #7b7dc4;
$custom-dark: #000000;

JSON

{
  "hex": "#374baa",
  "rgb": {
    "r": 55,
    "g": 75,
    "b": 170
  },
  "hsl": {
    "h": 229.565,
    "s": 51.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.4531,
    "c": 0.1536,
    "h": 270.2
  },
  "luminance": 0.08747
}

Semantic roles & 50–950 ramp

primary

#374BAA

secondary

#C1B57C

accent

#C24DDB

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #374BAA

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

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