#397AA2#397AA2

#397AA2 is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.5% C 0.091 H 238.5°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#397AA2
RGB	rgb(57, 122, 162)
HSL	hsl(203, 48%, 43%)
HSV	hsv(203, 65%, 64%)
CMYK	cmyk(64.8%, 24.7%, 0%, 36.5%)
CIE-LAB	lab(48.76, -7.92, -27.58)
CIE-LCH	lch(48.76, 28.70, 253.97°)
OKLab	oklab(55.46% -0.0475 -0.0775)
OKLCH	oklch(55.46% 0.091 238.5)
XYZ	xyz(15.1660, 17.3960, 36.7339)
Luminance	0.1740 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397AA2 #A26139

analogous

#39A295 #397AA2 #3946A2

triadic

#397AA2 #A2397A #7AA239

tetradic

#397AA2 #9539A2 #A26139 #46A239

square

#397AA2 #9539A2 #A26139 #46A239

split-complementary

#397AA2 #A23946 #A29539

monochromatic

#193647 #295875 #397AA2 #5599C3 #82B4D3

Accessibility & contrast

On white

4.69

#397AA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#397AA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397AA2

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397AA2	#FFFFFF	#000000	##FFFFFF
##397AA2	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#687AA4

Deuteranopia (green-blind)

#596FA1

Tritanopia (blue-blind)

#008488

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #397aa2;
/* rgb */ color: rgb(57, 122, 162);
/* oklch */ color: oklch(55.5% 0.091 238.5);

Tailwind

colors: {
  custom: {
    50: '#7aa0bd',
    500: '#397aa2',
    950: '#000000',
  },
}

SCSS

$custom: #397aa2;
$custom-light: #7aa0bd;
$custom-dark: #000000;

JSON

{
  "hex": "#397aa2",
  "rgb": {
    "r": 57,
    "g": 122,
    "b": 162
  },
  "hsl": {
    "h": 202.857,
    "s": 47.945,
    "l": 42.941
  },
  "oklch": {
    "l": 0.5546,
    "c": 0.09089,
    "h": 238.5
  },
  "luminance": 0.17398
}

Semantic roles & 50–950 ramp

primary

#397AA2

secondary

#BD937A

accent

#8450D8

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #397AA2

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

Preview Lab → · Contrast checker → · Palette generator →