#3B5C8F#3B5C8F

#3B5C8F is a mid, moderate blue. Relative luminance 0.106; OKLCH L 47.4% C 0.092 H 258.8°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#3B5C8F
RGB	rgb(59, 92, 143)
HSL	hsl(216, 42%, 40%)
HSV	hsv(216, 59%, 56%)
CMYK	cmyk(58.7%, 35.7%, 0%, 43.9%)
CIE-LAB	lab(38.84, 4.19, -31.81)
CIE-LCH	lch(38.84, 32.09, 277.51°)
OKLab	oklab(47.39% -0.0178 -0.0899)
OKLCH	oklch(47.39% 0.092 258.8)
XYZ	xyz(10.5870, 10.5664, 27.4629)
Luminance	0.1057 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5C8F #8F6E3B

analogous

#3B868F #3B5C8F #443B8F

triadic

#3B5C8F #8F3B5C #5C8F3B

tetradic

#3B5C8F #8F3B86 #8F6E3B #3B8F44

square

#3B5C8F #8F3B86 #8F6E3B #3B8F44

split-complementary

#3B5C8F #8F443B #868F3B

monochromatic

#172438 #294064 #3B5C8F #5079B7 #7C9AC9

Accessibility & contrast

On white

6.75

#3B5C8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#3B5C8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5C8F

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5C8F	#FFFFFF	#000000	##FFFFFF
##3B5C8F	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#476091

Deuteranopia (green-blind)

#3C588E

Tritanopia (blue-blind)

#00676F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3b5c8f;
/* rgb */ color: rgb(59, 92, 143);
/* oklch */ color: oklch(47.4% 0.092 258.8);

Tailwind

colors: {
  custom: {
    50: '#7889b0',
    500: '#3b5c8f',
    950: '#000000',
  },
}

SCSS

$custom: #3b5c8f;
$custom-light: #7889b0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5c8f",
  "rgb": {
    "r": 59,
    "g": 92,
    "b": 143
  },
  "hsl": {
    "h": 216.429,
    "s": 41.584,
    "l": 39.608
  },
  "oklch": {
    "l": 0.47386,
    "c": 0.09167,
    "h": 258.8
  },
  "luminance": 0.10567
}

Semantic roles & 50–950 ramp

primary

#3B5C8F

secondary

#B29A73

accent

#A156D1

background

#F7F8FA

surface

#EEF0F4

border

#C9CBCE

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #3B5C8F

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

Preview Lab → · Contrast checker → · Palette generator →