#3A70BE#3A70BE

#3A70BE is a mid, vivid blue. Relative luminance 0.162; OKLCH L 54.7% C 0.135 H 257.8°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#3A70BE
RGB	rgb(58, 112, 190)
HSL	hsl(215, 53%, 49%)
HSV	hsv(215, 69%, 75%)
CMYK	cmyk(69.5%, 41.1%, 0%, 25.5%)
CIE-LAB	lab(47.24, 8.18, -46.23)
CIE-LCH	lch(47.24, 46.95, 280.04°)
OKLab	oklab(54.74% -0.0285 -0.1319)
OKLCH	oklch(54.74% 0.135 257.8)
XYZ	xyz(16.8300, 16.2038, 50.9459)
Luminance	0.1621 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A70BE #BE883A

analogous

#3AB2BE #3A70BE #463ABE

triadic

#3A70BE #BE3A70 #70BE3A

tetradic

#3A70BE #BE3AB2 #BE883A #3ABE46

square

#3A70BE #BE3AB2 #BE883A #3ABE46

split-complementary

#3A70BE #BE463A #B2BE3A

monochromatic

#1D3960 #2C548F #3A70BE #6591D0 #94B2DE

Accessibility & contrast

On white

4.95

#3A70BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#3A70BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A70BE

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A70BE	#FFFFFF	#000000	##FFFFFF
##3A70BE	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)

#4C77C1

Deuteranopia (green-blind)

#376ABC

Tritanopia (blue-blind)

#00828E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3a70be;
/* rgb */ color: rgb(58, 112, 190);
/* oklch */ color: oklch(54.7% 0.135 257.8);

Tailwind

colors: {
  custom: {
    50: '#7f98d2',
    500: '#3a70be',
    950: '#000000',
  },
}

SCSS

$custom: #3a70be;
$custom-light: #7f98d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a70be",
  "rgb": {
    "r": 58,
    "g": 112,
    "b": 190
  },
  "hsl": {
    "h": 215.455,
    "s": 53.226,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54744,
    "c": 0.13495,
    "h": 257.8
  },
  "luminance": 0.16206
}

Semantic roles & 50–950 ramp

primary

#3A70BE

secondary

#CAB08A

accent

#A14BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3A70BE

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

Preview Lab → · Contrast checker → · Palette generator →