#3A74D2#3A74D2

#3A74D2 is a mid, vivid blue. Relative luminance 0.180; OKLCH L 56.9% C 0.157 H 259.6°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#3A74D2
RGB	rgb(58, 116, 210)
HSL	hsl(217, 63%, 53%)
HSV	hsv(217, 72%, 82%)
CMYK	cmyk(72.4%, 44.8%, 0%, 17.6%)
CIE-LAB	lab(49.55, 12.97, -54.01)
CIE-LCH	lch(49.55, 55.54, 283.50°)
OKLab	oklab(56.91% -0.0283 -0.1547)
OKLCH	oklch(56.91% 0.157 259.6)
XYZ	xyz(19.6190, 18.0413, 63.4086)
Luminance	0.1804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A74D2 #D2983A

analogous

#3AC0D2 #3A74D2 #4C3AD2

triadic

#3A74D2 #D23A74 #74D23A

tetradic

#3A74D2 #D23AC0 #D2983A #3AD24C

square

#3A74D2 #D23AC0 #D2983A #3AD24C

split-complementary

#3A74D2 #D24C3A #C0D23A

monochromatic

#1B3E77 #2658A8 #3A74D2 #6C97DD #9EBAE9

Accessibility & contrast

On white

4.56

#3A74D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#3A74D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A74D2

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A74D2	#FFFFFF	#000000	##000000
##3A74D2	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#447DD6

Deuteranopia (green-blind)

#256FD0

Tritanopia (blue-blind)

#008A99

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3a74d2;
/* rgb */ color: rgb(58, 116, 210);
/* oklch */ color: oklch(56.9% 0.157 259.6);

Tailwind

colors: {
  custom: {
    50: '#839be0',
    500: '#3a74d2',
    950: '#000000',
  },
}

SCSS

$custom: #3a74d2;
$custom-light: #839be0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a74d2",
  "rgb": {
    "r": 58,
    "g": 116,
    "b": 210
  },
  "hsl": {
    "h": 217.105,
    "s": 62.81,
    "l": 52.549
  },
  "oklch": {
    "l": 0.56906,
    "c": 0.15724,
    "h": 259.6
  },
  "luminance": 0.18043
}

Semantic roles & 50–950 ramp

primary

#3A74D2

secondary

#D5BC93

accent

#A742E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3A74D2

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

Preview Lab → · Contrast checker → · Palette generator →