#374CAF#374CAF

#374CAF is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.9% C 0.159 H 269.9°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#374CAF
RGB	rgb(55, 76, 175)
HSL	hsl(230, 52%, 45%)
HSV	hsv(230, 69%, 69%)
CMYK	cmyk(68.6%, 56.6%, 0%, 31.4%)
CIE-LAB	lab(36.13, 25.41, -55.33)
CIE-LCH	lch(36.13, 60.89, 294.66°)
OKLab	oklab(45.91% -0.0002 -0.1593)
OKLCH	oklch(45.91% 0.159 269.9)
XYZ	xyz(11.8952, 9.0751, 41.6739)
Luminance	0.0908 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374CAF #AF9A37

analogous

#3788AF #374CAF #5E37AF

triadic

#374CAF #AF374C #4CAF37

tetradic

#374CAF #AF3788 #AF9A37 #37AF5E

square

#374CAF #AF3788 #AF9A37 #37AF5E

split-complementary

#374CAF #AF5E37 #88AF37

monochromatic

#1A2452 #283880 #374CAF #596CCB #8795D9

Accessibility & contrast

On white

7.46

#374CAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#374CAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374CAF

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374CAF	#FFFFFF	#000000	##FFFFFF
##374CAF	1.00	7.46	2.82	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB2

Deuteranopia (green-blind)

#0050AD

Tritanopia (blue-blind)

#006476

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #374caf;
/* rgb */ color: rgb(55, 76, 175);
/* oklch */ color: oklch(45.9% 0.159 269.9);

Tailwind

colors: {
  custom: {
    50: '#7c7dc8',
    500: '#374caf',
    950: '#000000',
  },
}

SCSS

$custom: #374caf;
$custom-light: #7c7dc8;
$custom-dark: #000000;

JSON

{
  "hex": "#374caf",
  "rgb": {
    "r": 55,
    "g": 76,
    "b": 175
  },
  "hsl": {
    "h": 229.5,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.45907,
    "c": 0.15928,
    "h": 269.9
  },
  "luminance": 0.09076
}

Semantic roles & 50–950 ramp

primary

#374CAF

secondary

#C3B77F

accent

#C34CDC

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #374CAF

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

Preview Lab → · Contrast checker → · Palette generator →