#3E70BB#3E70BB

#3E70BB is a mid, vivid blue. Relative luminance 0.162; OKLCH L 54.7% C 0.129 H 258.4°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#3E70BB
RGB	rgb(62, 112, 187)
HSL	hsl(216, 50%, 49%)
HSV	hsv(216, 67%, 73%)
CMYK	cmyk(66.8%, 40.1%, 0%, 26.7%)
CIE-LAB	lab(47.23, 7.75, -44.50)
CIE-LCH	lch(47.23, 45.17, 279.88°)
OKLab	oklab(54.73% -0.0261 -0.1267)
OKLCH	oklch(54.73% 0.129 258.4)
XYZ	xyz(16.7472, 16.1987, 49.2481)
Luminance	0.1620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E70BB #BB893E

analogous

#3EAFBB #3E70BB #4B3EBB

triadic

#3E70BB #BB3E70 #70BB3E

tetradic

#3E70BB #BB3EAF #BB893E #3EBB4B

square

#3E70BB #BB3EAF #BB893E #3EBB4B

split-complementary

#3E70BB #BB4B3E #AFBB3E

monochromatic

#20395F #2F548D #3E70BB #6991CD #97B3DC

Accessibility & contrast

On white

4.95

#3E70BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#3E70BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E70BB

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E70BB	#FFFFFF	#000000	##FFFFFF
##3E70BB	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E76BE

Deuteranopia (green-blind)

#3B6BB9

Tritanopia (blue-blind)

#00818C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3e70bb;
/* rgb */ color: rgb(62, 112, 187);
/* oklch */ color: oklch(54.7% 0.129 258.4);

Tailwind

colors: {
  custom: {
    50: '#8098d0',
    500: '#3e70bb',
    950: '#000000',
  },
}

SCSS

$custom: #3e70bb;
$custom-light: #8098d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e70bb",
  "rgb": {
    "r": 62,
    "g": 112,
    "b": 187
  },
  "hsl": {
    "h": 216,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54729,
    "c": 0.12941,
    "h": 258.4
  },
  "luminance": 0.162
}

Semantic roles & 50–950 ramp

primary

#3E70BB

secondary

#C8B08D

accent

#A24EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3E70BB

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

Preview Lab → · Contrast checker → · Palette generator →