#3970AF#3970AF

#3970AF is a mid, moderate cyan. Relative luminance 0.156; OKLCH L 53.8% C 0.115 H 253.4°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#3970AF
RGB	rgb(57, 112, 175)
HSL	hsl(212, 51%, 45%)
HSV	hsv(212, 67%, 69%)
CMYK	cmyk(67.4%, 36%, 0%, 31.4%)
CIE-LAB	lab(46.38, 2.61, -38.90)
CIE-LCH	lch(46.38, 38.98, 273.84°)
OKLab	oklab(53.8% -0.0329 -0.1104)
OKLCH	oklch(53.8% 0.115 253.4)
XYZ	xyz(15.2165, 15.5518, 42.7490)
Luminance	0.1555 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3970AF #AF7839

analogous

#39ABAF #3970AF #3D39AF

triadic

#3970AF #AF3970 #70AF39

tetradic

#3970AF #AF39AB #AF7839 #39AF3D

square

#3970AF #AF39AB #AF7839 #39AF3D

split-complementary

#3970AF #AF3D39 #ABAF39

monochromatic

#1B3553 #2A5281 #3970AF #5B8FCA #8AAFD9

Accessibility & contrast

On white

5.11

#3970AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#3970AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3970AF

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3970AF	#FFFFFF	#000000	##FFFFFF
##3970AF	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5474B2

Deuteranopia (green-blind)

#4369AE

Tritanopia (blue-blind)

#007F87

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3970af;
/* rgb */ color: rgb(57, 112, 175);
/* oklch */ color: oklch(53.8% 0.115 253.4);

Tailwind

colors: {
  custom: {
    50: '#7c98c7',
    500: '#3970af',
    950: '#000000',
  },
}

SCSS

$custom: #3970af;
$custom-light: #7c98c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3970af",
  "rgb": {
    "r": 57,
    "g": 112,
    "b": 175
  },
  "hsl": {
    "h": 212.034,
    "s": 50.862,
    "l": 45.49
  },
  "oklch": {
    "l": 0.53796,
    "c": 0.11522,
    "h": 253.4
  },
  "luminance": 0.15553
}

Semantic roles & 50–950 ramp

primary

#3970AF

secondary

#C3A481

accent

#994DDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3970AF

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

Preview Lab → · Contrast checker → · Palette generator →