#3E70BC#3E70BC

#3E70BC is a mid, vivid blue. Relative luminance 0.162; OKLCH L 54.8% C 0.131 H 258.6°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#3E70BC
RGB	rgb(62, 112, 188)
HSL	hsl(216, 50%, 49%)
HSV	hsv(216, 67%, 74%)
CMYK	cmyk(67%, 40.4%, 0%, 26.3%)
CIE-LAB	lab(47.29, 8.11, -44.99)
CIE-LCH	lch(47.29, 45.71, 280.21°)
OKLab	oklab(54.79% -0.0259 -0.1282)
OKLCH	oklch(54.79% 0.131 258.6)
XYZ	xyz(16.8546, 16.2416, 49.8139)
Luminance	0.1624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E70BC #BC8A3E

analogous

#3EAFBC #3E70BC #4B3EBC

triadic

#3E70BC #BC3E70 #70BC3E

tetradic

#3E70BC #BC3EAF #BC8A3E #3EBC4B

square

#3E70BC #BC3EAF #BC8A3E #3EBC4B

split-complementary

#3E70BC #BC4B3E #AFBC3E

monochromatic

#203960 #2F558E #3E70BC #6A91CE #98B3DD

Accessibility & contrast

On white

4.94

#3E70BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#3E70BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E70BC

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E70BC	#FFFFFF	#000000	##FFFFFF
##3E70BC	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D76BF

Deuteranopia (green-blind)

#3A6BBA

Tritanopia (blue-blind)

#00818D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3e70bc;
/* rgb */ color: rgb(62, 112, 188);
/* oklch */ color: oklch(54.8% 0.131 258.6);

Tailwind

colors: {
  custom: {
    50: '#8198d0',
    500: '#3e70bc',
    950: '#000000',
  },
}

SCSS

$custom: #3e70bc;
$custom-light: #8198d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e70bc",
  "rgb": {
    "r": 62,
    "g": 112,
    "b": 188
  },
  "hsl": {
    "h": 216.19,
    "s": 50.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.5479,
    "c": 0.13078,
    "h": 258.6
  },
  "luminance": 0.16243
}

Semantic roles & 50–950 ramp

primary

#3E70BC

secondary

#C9B18D

accent

#A24EDA

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3E70BC

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

Preview Lab → · Contrast checker → · Palette generator →