#3C4258#3C4258

#3C4258 is a dark, muted blue. Relative luminance 0.056; OKLCH L 38.3% C 0.038 H 272.6°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#3C4258
RGB	rgb(60, 66, 88)
HSL	hsl(227, 19%, 29%)
HSV	hsv(227, 32%, 35%)
CMYK	cmyk(31.8%, 25%, 0%, 65.5%)
CIE-LAB	lab(28.28, 3.39, -13.93)
CIE-LCH	lch(28.28, 14.33, 283.68°)
OKLab	oklab(38.29% 0.0018 -0.0384)
OKLCH	oklch(38.29% 0.038 272.6)
XYZ	xyz(5.5727, 5.5615, 10.0105)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C4258 #58523C

analogous

#3C5058 #3C4258 #443C58

triadic

#3C4258 #583C42 #42583C

tetradic

#3C4258 #583C50 #58523C #3C5844

square

#3C4258 #583C50 #58523C #3C5844

split-complementary

#3C4258 #58443C #50583C

monochromatic

#0C0E12 #232734 #3C4258 #555D7C #717A9E

Accessibility & contrast

On white

9.94

#3C4258 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#3C4258 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C4258

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C4258	#FFFFFF	#000000	##FFFFFF
##3C4258	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4459

Deuteranopia (green-blind)

#394257

Tritanopia (blue-blind)

#354649

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3c4258;
/* rgb */ color: rgb(60, 66, 88);
/* oklch */ color: oklch(38.3% 0.038 272.6);

Tailwind

colors: {
  custom: {
    50: '#727687',
    500: '#3c4258',
    950: '#000000',
  },
}

SCSS

$custom: #3c4258;
$custom-light: #727687;
$custom-dark: #000000;

JSON

{
  "hex": "#3c4258",
  "rgb": {
    "r": 60,
    "g": 66,
    "b": 88
  },
  "hsl": {
    "h": 227.143,
    "s": 18.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.3829,
    "c": 0.03845,
    "h": 272.6
  },
  "luminance": 0.05562
}

Semantic roles & 50–950 ramp

primary

#3C4258

secondary

#888168

accent

#AB6CBC

background

#F6F7F8

surface

#ECEDEF

border

#C7C8CA

text

#08080B

muted

#7B7B7C

Preview Lab

Preview with #3C4258

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

Preview Lab → · Contrast checker → · Palette generator →