#374DC8#374DC8

#374DC8 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.2% C 0.192 H 269.8°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#374DC8
RGB	rgb(55, 77, 200)
HSL	hsl(231, 57%, 50%)
HSV	hsv(231, 73%, 78%)
CMYK	cmyk(72.5%, 61.5%, 0%, 21.6%)
CIE-LAB	lab(38.36, 33.80, -66.38)
CIE-LCH	lch(38.36, 74.49, 296.99°)
OKLab	oklab(48.18% -0.0007 -0.1917)
OKLCH	oklch(48.18% 0.192 269.8)
XYZ	xyz(14.6512, 10.2886, 55.8461)
Luminance	0.1029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374DC8 #C8B237

analogous

#3795C8 #374DC8 #6A37C8

triadic

#374DC8 #C8374D #4DC837

tetradic

#374DC8 #C83795 #C8B237 #37C86A

square

#374DC8 #C83795 #C8B237 #37C86A

split-complementary

#374DC8 #C86A37 #95C837

monochromatic

#1D2868 #2A3B98 #374DC8 #6778D5 #97A2E2

Accessibility & contrast

On white

6.87

#374DC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#374DC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #374DC8

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374DC8	#FFFFFF	#000000	##FFFFFF
##374DC8	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061CC

Deuteranopia (green-blind)

#0054C6

Tritanopia (blue-blind)

#006C83

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #374dc8;
/* rgb */ color: rgb(55, 77, 200);
/* oklch */ color: oklch(48.2% 0.192 269.8);

Tailwind

colors: {
  custom: {
    50: '#827eda',
    500: '#374dc8',
    950: '#000000',
  },
}

SCSS

$custom: #374dc8;
$custom-light: #827eda;
$custom-dark: #000000;

JSON

{
  "hex": "#374dc8",
  "rgb": {
    "r": 55,
    "g": 77,
    "b": 200
  },
  "hsl": {
    "h": 230.897,
    "s": 56.863,
    "l": 50
  },
  "oklch": {
    "l": 0.4818,
    "c": 0.19171,
    "h": 269.8
  },
  "luminance": 0.1029
}

Semantic roles & 50–950 ramp

primary

#374DC8

secondary

#CEC48D

accent

#C948E0

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #374DC8

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

Preview Lab → · Contrast checker → · Palette generator →