#3970A8#3970A8

#3970A8 is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 53.4% C 0.106 H 250.8°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#3970A8
RGB	rgb(57, 112, 168)
HSL	hsl(210, 49%, 44%)
HSV	hsv(210, 66%, 66%)
CMYK	cmyk(66.1%, 33.3%, 0%, 34.1%)
CIE-LAB	lab(46.02, 0.12, -35.37)
CIE-LCH	lch(46.02, 35.37, 270.20°)
OKLab	oklab(53.4% -0.0348 -0.1001)
OKLCH	oklch(53.4% 0.106 250.8)
XYZ	xyz(14.5468, 15.2839, 39.2217)
Luminance	0.1529 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3970A8 #A87139

analogous

#39A8A8 #3970A8 #3A39A8

triadic

#3970A8 #A83970 #70A839

tetradic

#3970A8 #A839A8 #A87139 #39A83A

square

#3970A8 #A839A8 #A87139 #39A83A

split-complementary

#3970A8 #A83A39 #A8A839

monochromatic

#1A334D #29527A #3970A8 #588FC6 #86ADD6

Accessibility & contrast

On white

5.18

#3970A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#3970A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3970A8

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3970A8	#FFFFFF	#000000	##FFFFFF
##3970A8	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5873AA

Deuteranopia (green-blind)

#4868A7

Tritanopia (blue-blind)

#007D84

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3970a8;
/* rgb */ color: rgb(57, 112, 168);
/* oklch */ color: oklch(53.4% 0.106 250.8);

Tailwind

colors: {
  custom: {
    50: '#7b98c2',
    500: '#3970a8',
    950: '#000000',
  },
}

SCSS

$custom: #3970a8;
$custom-light: #7b98c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3970a8",
  "rgb": {
    "r": 57,
    "g": 112,
    "b": 168
  },
  "hsl": {
    "h": 210.27,
    "s": 49.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.53396,
    "c": 0.10602,
    "h": 250.8
  },
  "luminance": 0.15285
}

Semantic roles & 50–950 ramp

primary

#3970A8

secondary

#C09F7D

accent

#954FD9

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #3970A8

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

Preview Lab → · Contrast checker → · Palette generator →