#3A75D5#3A75D5

#3A75D5 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.3% C 0.160 H 259.7°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3A75D5
RGB	rgb(58, 117, 213)
HSL	hsl(217, 65%, 53%)
HSV	hsv(217, 73%, 84%)
CMYK	cmyk(72.8%, 45.1%, 0%, 16.5%)
CIE-LAB	lab(50.01, 13.44, -54.97)
CIE-LCH	lch(50.01, 56.59, 283.74°)
OKLab	oklab(57.32% -0.0286 -0.1575)
OKLCH	oklch(57.32% 0.16 259.7)
XYZ	xyz(20.1121, 18.4240, 65.4341)
Luminance	0.1843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A75D5 #D59A3A

analogous

#3AC3D5 #3A75D5 #4C3AD5

triadic

#3A75D5 #D53A75 #75D53A

tetradic

#3A75D5 #D53AC3 #D59A3A #3AD54C

square

#3A75D5 #D53AC3 #D59A3A #3AD54C

split-complementary

#3A75D5 #D54C3A #C3D53A

monochromatic

#1A3F7A #2559AD #3A75D5 #6C98E0 #9FBCEB

Accessibility & contrast

On white

4.48

#3A75D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#3A75D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A75D5

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A75D5	#FFFFFF	#000000	##000000
##3A75D5	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#447FD9

Deuteranopia (green-blind)

#2370D3

Tritanopia (blue-blind)

#008C9A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3a75d5;
/* rgb */ color: rgb(58, 117, 213);
/* oklch */ color: oklch(57.3% 0.160 259.7);

Tailwind

colors: {
  custom: {
    50: '#849ce2',
    500: '#3a75d5',
    950: '#000000',
  },
}

SCSS

$custom: #3a75d5;
$custom-light: #849ce2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a75d5",
  "rgb": {
    "r": 58,
    "g": 117,
    "b": 213
  },
  "hsl": {
    "h": 217.161,
    "s": 64.854,
    "l": 53.137
  },
  "oklch": {
    "l": 0.5732,
    "c": 0.16008,
    "h": 259.7
  },
  "luminance": 0.18426
}

Semantic roles & 50–950 ramp

primary

#3A75D5

secondary

#D7BD94

accent

#A840E8

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3A75D5

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

Preview Lab → · Contrast checker → · Palette generator →