#374FA2#374FA2

#374FA2 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.5% C 0.137 H 268.4°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#374FA2
RGB	rgb(55, 79, 162)
HSL	hsl(227, 49%, 43%)
HSV	hsv(227, 66%, 64%)
CMYK	cmyk(66%, 51.2%, 0%, 36.5%)
CIE-LAB	lab(36.01, 18.69, -47.78)
CIE-LCH	lch(36.01, 51.30, 291.36°)
OKLab	oklab(45.52% -0.0039 -0.137)
OKLCH	oklch(45.52% 0.137 268.4)
XYZ	xyz(10.8909, 9.0118, 35.3409)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374FA2 #A28A37

analogous

#3785A2 #374FA2 #5437A2

triadic

#374FA2 #A2374F #4FA237

tetradic

#374FA2 #A23785 #A28A37 #37A254

square

#374FA2 #A23785 #A28A37 #37A254

split-complementary

#374FA2 #A25437 #85A237

monochromatic

#182247 #273974 #374FA2 #526CC4 #8093D4

Accessibility & contrast

On white

7.49

#374FA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#374FA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374FA2

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374FA2	#FFFFFF	#000000	##FFFFFF
##374FA2	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#205AA5

Deuteranopia (green-blind)

#0050A0

Tritanopia (blue-blind)

#006271

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #374fa2;
/* rgb */ color: rgb(55, 79, 162);
/* oklch */ color: oklch(45.5% 0.137 268.4);

Tailwind

colors: {
  custom: {
    50: '#7a7fbe',
    500: '#374fa2',
    950: '#000000',
  },
}

SCSS

$custom: #374fa2;
$custom-light: #7a7fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#374fa2",
  "rgb": {
    "r": 55,
    "g": 79,
    "b": 162
  },
  "hsl": {
    "h": 226.542,
    "s": 49.309,
    "l": 42.549
  },
  "oklch": {
    "l": 0.45519,
    "c": 0.13706,
    "h": 268.4
  },
  "luminance": 0.09013
}

Semantic roles & 50–950 ramp

primary

#374FA2

secondary

#BDAE78

accent

#BA4FD9

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #374FA2

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

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