#374099#374099

#374099 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.8% C 0.144 H 274.0°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#374099
RGB	rgb(55, 64, 153)
HSL	hsl(234, 47%, 41%)
HSV	hsv(234, 64%, 60%)
CMYK	cmyk(64.1%, 58.2%, 0%, 40%)
CIE-LAB	lab(31.30, 25.35, -49.96)
CIE-LCH	lch(31.30, 56.03, 296.90°)
OKLab	oklab(41.77% 0.0101 -0.1436)
OKLCH	oklch(41.77% 0.144 274)
XYZ	xyz(9.1568, 6.7782, 30.9566)
Luminance	0.0678 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374099 #999037

analogous

#377199 #374099 #5F3799

triadic

#374099 #993740 #409937

tetradic

#374099 #993771 #999037 #37995F

square

#374099 #993771 #999037 #37995F

split-complementary

#374099 #995F37 #719937

monochromatic

#171A3F #272D6C #374099 #4E58BF #7B83D0

Accessibility & contrast

On white

8.91

#374099 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#374099 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374099

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374099	#FFFFFF	#000000	##FFFFFF
##374099	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E9C

Deuteranopia (green-blind)

#004597

Tritanopia (blue-blind)

#005566

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #374099;
/* rgb */ color: rgb(55, 64, 153);
/* oklch */ color: oklch(41.8% 0.144 274.0);

Tailwind

colors: {
  custom: {
    50: '#7974b8',
    500: '#374099',
    950: '#000000',
  },
}

SCSS

$custom: #374099;
$custom-light: #7974b8;
$custom-dark: #000000;

JSON

{
  "hex": "#374099",
  "rgb": {
    "r": 55,
    "g": 64,
    "b": 153
  },
  "hsl": {
    "h": 234.49,
    "s": 47.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.4177,
    "c": 0.14398,
    "h": 274
  },
  "luminance": 0.06779
}

Semantic roles & 50–950 ramp

primary

#374099

secondary

#B9B273

accent

#CA51D7

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #374099

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

Preview Lab → · Contrast checker → · Palette generator →