#3970A7#3970A7

#3970A7 is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 53.3% C 0.105 H 250.4°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#3970A7
RGB	rgb(57, 112, 167)
HSL	hsl(210, 49%, 44%)
HSV	hsv(210, 66%, 65%)
CMYK	cmyk(65.9%, 32.9%, 0%, 34.5%)
CIE-LAB	lab(45.97, -0.23, -34.87)
CIE-LCH	lch(45.97, 34.87, 269.62°)
OKLab	oklab(53.34% -0.0351 -0.0987)
OKLCH	oklch(53.34% 0.105 250.4)
XYZ	xyz(14.4540, 15.2468, 38.7329)
Luminance	0.1525 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3970A7 #A77039

analogous

#39A7A7 #3970A7 #3939A7

triadic

#3970A7 #A73970 #70A739

tetradic

#3970A7 #A739A7 #A77039 #39A739

square

#3970A7 #A739A7 #A77039 #39A739

split-complementary

#3970A7 #A73939 #A7A739

monochromatic

#1A334C #295179 #3970A7 #578FC6 #85ADD5

Accessibility & contrast

On white

5.19

#3970A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#3970A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3970A7

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3970A7	#FFFFFF	#000000	##FFFFFF
##3970A7	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5873A9

Deuteranopia (green-blind)

#4968A6

Tritanopia (blue-blind)

#007D84

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3970a7;
/* rgb */ color: rgb(57, 112, 167);
/* oklch */ color: oklch(53.3% 0.105 250.4);

Tailwind

colors: {
  custom: {
    50: '#7b98c1',
    500: '#3970a7',
    950: '#000000',
  },
}

SCSS

$custom: #3970a7;
$custom-light: #7b98c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3970a7",
  "rgb": {
    "r": 57,
    "g": 112,
    "b": 167
  },
  "hsl": {
    "h": 210,
    "s": 49.107,
    "l": 43.922
  },
  "oklch": {
    "l": 0.5334,
    "c": 0.10472,
    "h": 250.4
  },
  "luminance": 0.15248
}

Semantic roles & 50–950 ramp

primary

#3970A7

secondary

#BF9E7D

accent

#944FD9

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #3970A7

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

Preview Lab → · Contrast checker → · Palette generator →