#3B5CAB#3B5CAB

#3B5CAB is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.1% C 0.132 H 264.9°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#3B5CAB
RGB	rgb(59, 92, 171)
HSL	hsl(222, 49%, 45%)
HSV	hsv(222, 65%, 67%)
CMYK	cmyk(65.5%, 46.2%, 0%, 32.9%)
CIE-LAB	lab(40.45, 14.17, -45.99)
CIE-LCH	lch(40.45, 48.12, 287.12°)
OKLab	oklab(49.15% -0.0117 -0.1315)
OKLCH	oklch(49.15% 0.132 264.9)
XYZ	xyz(12.9789, 11.5232, 40.0604)
Luminance	0.1152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5CAB #AB8A3B

analogous

#3B94AB #3B5CAB #523BAB

triadic

#3B5CAB #AB3B5C #5CAB3B

tetradic

#3B5CAB #AB3B94 #AB8A3B #3BAB52

square

#3B5CAB #AB3B94 #AB8A3B #3BAB52

split-complementary

#3B5CAB #AB523B #94AB3B

monochromatic

#1C2B50 #2B447D #3B5CAB #5C7CC7 #8AA0D7

Accessibility & contrast

On white

6.35

#3B5CAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#3B5CAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5CAB

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5CAB	#FFFFFF	#000000	##FFFFFF
##3B5CAB	1.00	6.35	3.30	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3565AE

Deuteranopia (green-blind)

#215BA9

Tritanopia (blue-blind)

#006E7B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3b5cab;
/* rgb */ color: rgb(59, 92, 171);
/* oklch */ color: oklch(49.1% 0.132 264.9);

Tailwind

colors: {
  custom: {
    50: '#7d89c4',
    500: '#3b5cab',
    950: '#000000',
  },
}

SCSS

$custom: #3b5cab;
$custom-light: #7d89c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5cab",
  "rgb": {
    "r": 59,
    "g": 92,
    "b": 171
  },
  "hsl": {
    "h": 222.321,
    "s": 48.696,
    "l": 45.098
  },
  "oklch": {
    "l": 0.4915,
    "c": 0.13199,
    "h": 264.9
  },
  "luminance": 0.11524
}

Semantic roles & 50–950 ramp

primary

#3B5CAB

secondary

#C1AE81

accent

#B050D8

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3B5CAB

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

Preview Lab → · Contrast checker → · Palette generator →