#374DC6#374DC6

#374DC6 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 48.0% C 0.189 H 269.8°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#374DC6
RGB	rgb(55, 77, 198)
HSL	hsl(231, 57%, 50%)
HSV	hsv(231, 72%, 78%)
CMYK	cmyk(72.2%, 61.1%, 0%, 22.4%)
CIE-LAB	lab(38.19, 33.08, -65.48)
CIE-LCH	lch(38.19, 73.37, 296.80°)
OKLab	oklab(48.01% -0.0007 -0.1891)
OKLCH	oklch(48.01% 0.189 269.8)
XYZ	xyz(14.4190, 10.1957, 54.6232)
Luminance	0.1020 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374DC6 #C6B037

analogous

#3795C6 #374DC6 #6837C6

triadic

#374DC6 #C6374D #4DC637

tetradic

#374DC6 #C63795 #C6B037 #37C668

square

#374DC6 #C63795 #C6B037 #37C668

split-complementary

#374DC6 #C66837 #95C637

monochromatic

#1C2866 #2A3A96 #374DC6 #6677D4 #96A1E2

Accessibility & contrast

On white

6.91

#374DC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#374DC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #374DC6

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374DC6	#FFFFFF	#000000	##FFFFFF
##374DC6	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061CA

Deuteranopia (green-blind)

#0053C4

Tritanopia (blue-blind)

#006C82

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #374dc6;
/* rgb */ color: rgb(55, 77, 198);
/* oklch */ color: oklch(48.0% 0.189 269.8);

Tailwind

colors: {
  custom: {
    50: '#817ed8',
    500: '#374dc6',
    950: '#000000',
  },
}

SCSS

$custom: #374dc6;
$custom-light: #817ed8;
$custom-dark: #000000;

JSON

{
  "hex": "#374dc6",
  "rgb": {
    "r": 55,
    "g": 77,
    "b": 198
  },
  "hsl": {
    "h": 230.769,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.48008,
    "c": 0.18908,
    "h": 269.8
  },
  "luminance": 0.10197
}

Semantic roles & 50–950 ramp

primary

#374DC6

secondary

#CDC38C

accent

#C848E0

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #374DC6

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

Preview Lab → · Contrast checker → · Palette generator →