#3D70C2#3D70C2

#3D70C2 is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.1% C 0.139 H 259.5°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#3D70C2
RGB	rgb(61, 112, 194)
HSL	hsl(217, 52%, 50%)
HSV	hsv(217, 69%, 76%)
CMYK	cmyk(68.6%, 42.3%, 0%, 23.9%)
CIE-LAB	lab(47.59, 10.10, -47.97)
CIE-LCH	lch(47.59, 49.02, 281.89°)
OKLab	oklab(55.12% -0.0254 -0.137)
OKLCH	oklch(55.12% 0.139 259.5)
XYZ	xyz(17.4527, 16.4737, 53.2884)
Luminance	0.1648 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D70C2 #C28F3D

analogous

#3DB3C2 #3D70C2 #4C3DC2

triadic

#3D70C2 #C23D70 #70C23D

tetradic

#3D70C2 #C23DB3 #C28F3D #3DC24C

square

#3D70C2 #C23DB3 #C28F3D #3DC24C

split-complementary

#3D70C2 #C24C3D #B3C23D

monochromatic

#203A65 #2E5593 #3D70C2 #6C92D1 #9AB5DF

Accessibility & contrast

On white

4.89

#3D70C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3D70C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D70C2

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D70C2	#FFFFFF	#000000	##FFFFFF
##3D70C2	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4978C5

Deuteranopia (green-blind)

#336BC0

Tritanopia (blue-blind)

#00838F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3d70c2;
/* rgb */ color: rgb(61, 112, 194);
/* oklch */ color: oklch(55.1% 0.139 259.5);

Tailwind

colors: {
  custom: {
    50: '#8198d5',
    500: '#3d70c2',
    950: '#000000',
  },
}

SCSS

$custom: #3d70c2;
$custom-light: #8198d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3d70c2",
  "rgb": {
    "r": 61,
    "g": 112,
    "b": 194
  },
  "hsl": {
    "h": 216.992,
    "s": 52.157,
    "l": 50
  },
  "oklch": {
    "l": 0.55122,
    "c": 0.1393,
    "h": 259.5
  },
  "luminance": 0.16475
}

Semantic roles & 50–950 ramp

primary

#3D70C2

secondary

#CBB490

accent

#A54CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #3D70C2

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

Preview Lab → · Contrast checker → · Palette generator →