#3A5A9D#3A5A9D

#3A5A9D is a mid, moderate blue. Relative luminance 0.106; OKLCH L 47.7% C 0.115 H 263.4°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#3A5A9D
RGB	rgb(58, 90, 157)
HSL	hsl(221, 46%, 42%)
HSV	hsv(221, 63%, 62%)
CMYK	cmyk(63.1%, 42.7%, 0%, 38.4%)
CIE-LAB	lab(38.98, 10.22, -40.02)
CIE-LCH	lch(38.98, 41.30, 284.33°)
OKLab	oklab(47.73% -0.0131 -0.114)
OKLCH	oklch(47.73% 0.115 263.4)
XYZ	xyz(11.4848, 10.6452, 33.3412)
Luminance	0.1065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5A9D #9D7D3A

analogous

#3A8C9D #3A5A9D #4B3A9D

triadic

#3A5A9D #9D3A5A #5A9D3A

tetradic

#3A5A9D #9D3A8C #9D7D3A #3A9D4B

square

#3A5A9D #9D3A8C #9D7D3A #3A9D4B

split-complementary

#3A5A9D #9D4B3A #8C9D3A

monochromatic

#192744 #294070 #3A5A9D #5477C0 #819BD0

Accessibility & contrast

On white

6.71

#3A5A9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#3A5A9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5A9D

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5A9D	#FFFFFF	#000000	##FFFFFF
##3A5A9D	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C61A0

Deuteranopia (green-blind)

#2D589C

Tritanopia (blue-blind)

#006974

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3a5a9d;
/* rgb */ color: rgb(58, 90, 157);
/* oklch */ color: oklch(47.7% 0.115 263.4);

Tailwind

colors: {
  custom: {
    50: '#7a88ba',
    500: '#3a5a9d',
    950: '#000000',
  },
}

SCSS

$custom: #3a5a9d;
$custom-light: #7a88ba;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5a9d",
  "rgb": {
    "r": 58,
    "g": 90,
    "b": 157
  },
  "hsl": {
    "h": 220.606,
    "s": 46.047,
    "l": 42.157
  },
  "oklch": {
    "l": 0.47731,
    "c": 0.11473,
    "h": 263.4
  },
  "luminance": 0.10646
}

Semantic roles & 50–950 ramp

primary

#3A5A9D

secondary

#BAA579

accent

#AB52D6

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #3A5A9D

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

Preview Lab → · Contrast checker → · Palette generator →