#374187#374187

#374187 is a dark, moderate blue. Relative luminance 0.063; OKLCH L 40.6% C 0.116 H 273.9°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#374187
RGB	rgb(55, 65, 135)
HSL	hsl(233, 42%, 37%)
HSV	hsv(233, 59%, 53%)
CMYK	cmyk(59.3%, 51.9%, 0%, 47.1%)
CIE-LAB	lab(30.26, 18.24, -40.60)
CIE-LCH	lch(30.26, 44.51, 294.19°)
OKLab	oklab(40.58% 0.008 -0.1161)
OKLCH	oklch(40.58% 0.116 273.9)
XYZ	xyz(7.8376, 6.3415, 23.7280)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374187 #877D37

analogous

#376987 #374187 #553787

triadic

#374187 #873741 #418737

tetradic

#374187 #873769 #877D37 #378755

square

#374187 #873769 #877D37 #378755

split-complementary

#374187 #875537 #698737

monochromatic

#141730 #252C5C #374187 #4956B2 #737DC6

Accessibility & contrast

On white

9.26

#374187 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#374187 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374187

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374187	#FFFFFF	#000000	##FFFFFF
##374187	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4B8A

Deuteranopia (green-blind)

#0E4486

Tritanopia (blue-blind)

#02515D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #374187;
/* rgb */ color: rgb(55, 65, 135);
/* oklch */ color: oklch(40.6% 0.116 273.9);

Tailwind

colors: {
  custom: {
    50: '#7575aa',
    500: '#374187',
    950: '#000000',
  },
}

SCSS

$custom: #374187;
$custom-light: #7575aa;
$custom-dark: #000000;

JSON

{
  "hex": "#374187",
  "rgb": {
    "r": 55,
    "g": 65,
    "b": 135
  },
  "hsl": {
    "h": 232.5,
    "s": 42.105,
    "l": 37.255
  },
  "oklch": {
    "l": 0.40575,
    "c": 0.11634,
    "h": 273.9
  },
  "luminance": 0.06342
}

Semantic roles & 50–950 ramp

primary

#374187

secondary

#AFA66B

accent

#C256D2

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #374187

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

Preview Lab → · Contrast checker → · Palette generator →