#424A7C#424A7C

#424A7C is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.6% C 0.083 H 275.4°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#424A7C
RGB	rgb(66, 74, 124)
HSL	hsl(232, 31%, 37%)
HSV	hsv(232, 47%, 49%)
CMYK	cmyk(46.8%, 40.3%, 0%, 51.4%)
CIE-LAB	lab(32.94, 11.16, -29.45)
CIE-LCH	lch(32.94, 31.49, 290.75°)
OKLab	oklab(42.61% 0.0079 -0.083)
OKLCH	oklch(42.61% 0.083 275.4)
XYZ	xyz(8.3325, 7.5106, 20.0755)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424A7C #7C7442

analogous

#42677C #424A7C #57427C

triadic

#424A7C #7C424A #4A7C42

tetradic

#424A7C #7C4267 #7C7442 #427C57

square

#424A7C #7C4267 #7C7442 #427C57

split-complementary

#424A7C #7C5742 #677C42

monochromatic

#171A2C #2D3254 #424A7C #5762A4 #7E86BA

Accessibility & contrast

On white

8.39

#424A7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#424A7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424A7C

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424A7C	#FFFFFF	#000000	##FFFFFF
##424A7C	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38507E

Deuteranopia (green-blind)

#334B7B

Tritanopia (blue-blind)

#2E545D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #424a7c;
/* rgb */ color: rgb(66, 74, 124);
/* oklch */ color: oklch(42.6% 0.083 275.4);

Tailwind

colors: {
  custom: {
    50: '#7a7ca2',
    500: '#424a7c',
    950: '#000000',
  },
}

SCSS

$custom: #424a7c;
$custom-light: #7a7ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#424a7c",
  "rgb": {
    "r": 66,
    "g": 74,
    "b": 124
  },
  "hsl": {
    "h": 231.724,
    "s": 30.526,
    "l": 37.255
  },
  "oklch": {
    "l": 0.42606,
    "c": 0.08341,
    "h": 275.4
  },
  "luminance": 0.07511
}

Semantic roles & 50–950 ramp

primary

#424A7C

secondary

#A59F75

accent

#B961C7

background

#F7F7FA

surface

#EEEEF3

border

#C9C9CD

text

#09090F

muted

#7B7B7F

Preview Lab

Preview with #424A7C

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

Preview Lab → · Contrast checker → · Palette generator →