#3A70BB#3A70BB

#3A70BB is a mid, vivid cyan. Relative luminance 0.161; OKLCH L 54.6% C 0.131 H 257.1°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#3A70BB
RGB	rgb(58, 112, 187)
HSL	hsl(215, 53%, 48%)
HSV	hsv(215, 69%, 73%)
CMYK	cmyk(69%, 40.1%, 0%, 26.7%)
CIE-LAB	lab(47.07, 7.09, -44.77)
CIE-LCH	lch(47.07, 45.33, 279.01°)
OKLab	oklab(54.56% -0.0292 -0.1276)
OKLCH	oklch(54.56% 0.131 257.1)
XYZ	xyz(16.5055, 16.0740, 49.2368)
Luminance	0.1608 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A70BB #BB853A

analogous

#3AB0BB #3A70BB #453ABB

triadic

#3A70BB #BB3A70 #70BB3A

tetradic

#3A70BB #BB3AB0 #BB853A #3ABB45

square

#3A70BB #BB3AB0 #BB853A #3ABB45

split-complementary

#3A70BB #BB453A #B0BB3A

monochromatic

#1D385E #2C548C #3A70BB #6390CF #92B2DD

Accessibility & contrast

On white

4.98

#3A70BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#3A70BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A70BB

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A70BB	#FFFFFF	#000000	##FFFFFF
##3A70BB	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D76BE

Deuteranopia (green-blind)

#3A6AB9

Tritanopia (blue-blind)

#00818C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3a70bb;
/* rgb */ color: rgb(58, 112, 187);
/* oklch */ color: oklch(54.6% 0.131 257.1);

Tailwind

colors: {
  custom: {
    50: '#7f98d0',
    500: '#3a70bb',
    950: '#000000',
  },
}

SCSS

$custom: #3a70bb;
$custom-light: #7f98d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a70bb",
  "rgb": {
    "r": 58,
    "g": 112,
    "b": 187
  },
  "hsl": {
    "h": 214.884,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.54557,
    "c": 0.1309,
    "h": 257.1
  },
  "luminance": 0.16076
}

Semantic roles & 50–950 ramp

primary

#3A70BB

secondary

#C8AE88

accent

#A04CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3A70BB

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

Preview Lab → · Contrast checker → · Palette generator →