#374AAD#374AAD

#374AAD is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.4% C 0.159 H 270.5°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#374AAD
RGB	rgb(55, 74, 173)
HSL	hsl(230, 52%, 45%)
HSV	hsv(230, 68%, 68%)
CMYK	cmyk(68.2%, 57.2%, 0%, 32.2%)
CIE-LAB	lab(35.45, 25.99, -55.25)
CIE-LCH	lch(35.45, 61.05, 295.19°)
OKLab	oklab(45.35% 0.0015 -0.159)
OKLCH	oklch(45.35% 0.159 270.5)
XYZ	xyz(11.5646, 8.7258, 40.6019)
Luminance	0.0873 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#374AAD #AD9A37

analogous

#3785AD #374AAD #5F37AD

triadic

#374AAD #AD374A #4AAD37

tetradic

#374AAD #AD3785 #AD9A37 #37AD5F

square

#374AAD #AD3785 #AD9A37 #37AD5F

split-complementary

#374AAD #AD5F37 #85AD37

monochromatic

#192250 #28367F #374AAD #576ACA #8693D8

Accessibility & contrast

On white

7.65

#374AAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#374AAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #374AAD

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##374AAD	#FFFFFF	#000000	##FFFFFF
##374AAD	1.00	7.65	2.75	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B0

Deuteranopia (green-blind)

#004EAB

Tritanopia (blue-blind)

#006274

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #374aad;
/* rgb */ color: rgb(55, 74, 173);
/* oklch */ color: oklch(45.4% 0.159 270.5);

Tailwind

colors: {
  custom: {
    50: '#7c7cc6',
    500: '#374aad',
    950: '#000000',
  },
}

SCSS

$custom: #374aad;
$custom-light: #7c7cc6;
$custom-dark: #000000;

JSON

{
  "hex": "#374aad",
  "rgb": {
    "r": 55,
    "g": 74,
    "b": 173
  },
  "hsl": {
    "h": 230.339,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.45352,
    "c": 0.15906,
    "h": 270.5
  },
  "luminance": 0.08727
}

Semantic roles & 50–950 ramp

primary

#374AAD

secondary

#C2B77D

accent

#C44DDB

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #374AAD

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

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