#397ABE#397ABE

#397ABE is a mid, vivid cyan. Relative luminance 0.185; OKLCH L 57.0% C 0.125 H 251.8°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#397ABE
RGB	rgb(57, 122, 190)
HSL	hsl(211, 54%, 48%)
HSV	hsv(211, 70%, 75%)
CMYK	cmyk(70%, 35.8%, 0%, 25.5%)
CIE-LAB	lab(50.10, 1.88, -41.69)
CIE-LCH	lch(50.10, 41.73, 272.58°)
OKLab	oklab(56.96% -0.0389 -0.1184)
OKLCH	oklch(56.96% 0.125 251.8)
XYZ	xyz(17.9377, 18.5047, 51.3316)
Luminance	0.1851 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397ABE #BE7D39

analogous

#39BCBE #397ABE #3B39BE

triadic

#397ABE #BE397A #7ABE39

tetradic

#397ABE #BE39BC #BE7D39 #39BE3B

square

#397ABE #BE39BC #BE7D39 #39BE3B

split-complementary

#397ABE #BE3B39 #BCBE39

monochromatic

#1D3E60 #2B5C8F #397ABE #6499D0 #93B8DF

Accessibility & contrast

On white

4.47

#397ABE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#397ABE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397ABE

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397ABE	#FFFFFF	#000000	##000000
##397ABE	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7EC1

Deuteranopia (green-blind)

#4872BD

Tritanopia (blue-blind)

#008A93

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #397abe;
/* rgb */ color: rgb(57, 122, 190);
/* oklch */ color: oklch(57.0% 0.125 251.8);

Tailwind

colors: {
  custom: {
    50: '#7fa0d2',
    500: '#397abe',
    950: '#000000',
  },
}

SCSS

$custom: #397abe;
$custom-light: #7fa0d2;
$custom-dark: #000000;

JSON

{
  "hex": "#397abe",
  "rgb": {
    "r": 57,
    "g": 122,
    "b": 190
  },
  "hsl": {
    "h": 210.677,
    "s": 53.846,
    "l": 48.431
  },
  "oklch": {
    "l": 0.56964,
    "c": 0.12469,
    "h": 251.8
  },
  "luminance": 0.18507
}

Semantic roles & 50–950 ramp

primary

#397ABE

secondary

#CAAA89

accent

#964BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #397ABE

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

Preview Lab → · Contrast checker → · Palette generator →