#42486B#42486B

#42486B is a dark, muted blue. Relative luminance 0.069; OKLCH L 41.2% C 0.059 H 276.0°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#42486B
RGB	rgb(66, 72, 107)
HSL	hsl(231, 24%, 34%)
HSV	hsv(231, 38%, 42%)
CMYK	cmyk(38.3%, 32.7%, 0%, 58%)
CIE-LAB	lab(31.47, 7.11, -21.10)
CIE-LCH	lch(31.47, 22.26, 288.61°)
OKLab	oklab(41.19% 0.0062 -0.0588)
OKLCH	oklch(41.19% 0.059 276)
XYZ	xyz(7.2172, 6.8542, 14.8498)
Luminance	0.0685 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42486B #6B6542

analogous

#425D6B #42486B #51426B

triadic

#42486B #6B4248 #486B42

tetradic

#42486B #6B425D #6B6542 #426B51

square

#42486B #6B425D #6B6542 #426B51

split-complementary

#42486B #6B5142 #5D6B42

monochromatic

#13151F #2B2F45 #42486B #596191 #7A82AD

Accessibility & contrast

On white

8.86

#42486B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#42486B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42486B

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42486B	#FFFFFF	#000000	##FFFFFF
##42486B	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D4C6C

Deuteranopia (green-blind)

#3A496A

Tritanopia (blue-blind)

#364F54

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #42486b;
/* rgb */ color: rgb(66, 72, 107);
/* oklch */ color: oklch(41.2% 0.059 276.0);

Tailwind

colors: {
  custom: {
    50: '#787a95',
    500: '#42486b',
    950: '#000000',
  },
}

SCSS

$custom: #42486b;
$custom-light: #787a95;
$custom-dark: #000000;

JSON

{
  "hex": "#42486b",
  "rgb": {
    "r": 66,
    "g": 72,
    "b": 107
  },
  "hsl": {
    "h": 231.22,
    "s": 23.699,
    "l": 33.922
  },
  "oklch": {
    "l": 0.41185,
    "c": 0.05916,
    "h": 276
  },
  "luminance": 0.06855
}

Semantic roles & 50–950 ramp

primary

#42486B

secondary

#999370

accent

#B368C0

background

#F7F7F9

surface

#EDEDF1

border

#C8C8CB

text

#09090D

muted

#7B7B7E

Preview Lab

Preview with #42486B

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

Preview Lab → · Contrast checker → · Palette generator →