#424DDA#424DDA

#424DDA is a mid, highly saturated blue. Relative luminance 0.115; OKLCH L 50.3% C 0.212 H 272.6°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#424DDA
RGB	rgb(66, 77, 218)
HSL	hsl(236, 67%, 56%)
HSV	hsv(236, 70%, 85%)
CMYK	cmyk(69.7%, 64.7%, 0%, 14.5%)
CIE-LAB	lab(40.45, 41.39, -73.30)
CIE-LCH	lch(40.45, 84.18, 299.45°)
OKLab	oklab(50.35% 0.0096 -0.2117)
OKLCH	oklch(50.35% 0.212 272.6)
XYZ	xyz(17.5513, 11.5263, 67.6159)
Luminance	0.1153 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424DDA #DACF42

analogous

#4299DA #424DDA #8342DA

triadic

#424DDA #DA424D #4DDA42

tetradic

#424DDA #DA4299 #DACF42 #42DA83

square

#424DDA #DA4299 #DACF42 #42DA83

split-complementary

#424DDA #DA8342 #99DA42

monochromatic

#1A2287 #242FBA #424DDA #757DE4 #A8ADEE

Accessibility & contrast

On white

6.35

#424DDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#424DDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424DDA

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424DDA	#FFFFFF	#000000	##FFFFFF
##424DDA	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066DE

Deuteranopia (green-blind)

#0058D7

Tritanopia (blue-blind)

#00728D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #424dda;
/* rgb */ color: rgb(66, 77, 218);
/* oklch */ color: oklch(50.3% 0.212 272.6);

Tailwind

colors: {
  custom: {
    50: '#8a7fe7',
    500: '#424dda',
    950: '#000000',
  },
}

SCSS

$custom: #424dda;
$custom-light: #8a7fe7;
$custom-dark: #000000;

JSON

{
  "hex": "#424dda",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 218
  },
  "hsl": {
    "h": 235.658,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.50345,
    "c": 0.21196,
    "h": 272.6
  },
  "luminance": 0.11528
}

Semantic roles & 50–950 ramp

primary

#424DDA

secondary

#DBD79C

accent

#DE3EEA

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #424DDA

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

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