#4374CA#4374CA

#4374CA is a mid, vivid blue. Relative luminance 0.179; OKLCH L 56.8% C 0.143 H 260.8°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4374CA
RGB	rgb(67, 116, 202)
HSL	hsl(218, 56%, 53%)
HSV	hsv(218, 67%, 79%)
CMYK	cmyk(66.8%, 42.6%, 0%, 20.8%)
CIE-LAB	lab(49.43, 11.43, -49.61)
CIE-LCH	lch(49.43, 50.91, 282.98°)
OKLab	oklab(56.76% -0.0229 -0.1416)
OKLCH	oklch(56.76% 0.143 260.8)
XYZ	xyz(19.2170, 17.9464, 58.3169)
Luminance	0.1795 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4374CA #CA9943

analogous

#43B8CA #4374CA #5543CA

triadic

#4374CA #CA4374 #74CA43

tetradic

#4374CA #CA43B8 #CA9943 #43CA55

square

#4374CA #CA43B8 #CA9943 #43CA55

split-complementary

#4374CA #CA5543 #B8CA43

monochromatic

#203E72 #2E58A2 #4374CA #7397D7 #A2BBE5

Accessibility & contrast

On white

4.58

#4374CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#4374CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4374CA

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4374CA	#FFFFFF	#000000	##000000
##4374CA	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7CCD

Deuteranopia (green-blind)

#3670C8

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4374ca;
/* rgb */ color: rgb(67, 116, 202);
/* oklch */ color: oklch(56.8% 0.143 260.8);

Tailwind

colors: {
  custom: {
    50: '#859bda',
    500: '#4374ca',
    950: '#000000',
  },
}

SCSS

$custom: #4374ca;
$custom-light: #859bda;
$custom-dark: #000000;

JSON

{
  "hex": "#4374ca",
  "rgb": {
    "r": 67,
    "g": 116,
    "b": 202
  },
  "hsl": {
    "h": 218.222,
    "s": 56.017,
    "l": 52.745
  },
  "oklch": {
    "l": 0.56764,
    "c": 0.14345,
    "h": 260.8
  },
  "luminance": 0.17948
}

Semantic roles & 50–950 ramp

primary

#4374CA

secondary

#D2BC97

accent

#A948DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4374CA

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

Preview Lab → · Contrast checker → · Palette generator →