#397DC6#397DC6

#397DC6 is a mid, vivid cyan. Relative luminance 0.196; OKLCH L 58.1% C 0.132 H 252.5°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#397DC6
RGB	rgb(57, 125, 198)
HSL	hsl(211, 55%, 50%)
HSV	hsv(211, 71%, 78%)
CMYK	cmyk(71.2%, 36.9%, 0%, 22.4%)
CIE-LAB	lab(51.40, 2.93, -44.22)
CIE-LCH	lch(51.40, 44.32, 273.79°)
OKLab	oklab(58.11% -0.0398 -0.1258)
OKLCH	oklch(58.11% 0.132 252.5)
XYZ	xyz(19.2102, 19.6122, 56.1882)
Luminance	0.1961 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397DC6 #C68239

analogous

#39C3C6 #397DC6 #3C39C6

triadic

#397DC6 #C6397D #7DC639

tetradic

#397DC6 #C639C3 #C68239 #39C63C

square

#397DC6 #C639C3 #C68239 #39C63C

split-complementary

#397DC6 #C63C39 #C3C639

monochromatic

#1E4167 #2B5F96 #397DC6 #699CD4 #98BBE1

Accessibility & contrast

On white

4.27

#397DC6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#397DC6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397DC6

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397DC6	#FFFFFF	#000000	##000000
##397DC6	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C82C9

Deuteranopia (green-blind)

#4774C5

Tritanopia (blue-blind)

#008E98

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #397dc6;
/* rgb */ color: rgb(57, 125, 198);
/* oklch */ color: oklch(58.1% 0.132 252.5);

Tailwind

colors: {
  custom: {
    50: '#80a2d7',
    500: '#397dc6',
    950: '#000000',
  },
}

SCSS

$custom: #397dc6;
$custom-light: #80a2d7;
$custom-dark: #000000;

JSON

{
  "hex": "#397dc6",
  "rgb": {
    "r": 57,
    "g": 125,
    "b": 198
  },
  "hsl": {
    "h": 211.064,
    "s": 55.294,
    "l": 50
  },
  "oklch": {
    "l": 0.58113,
    "c": 0.13196,
    "h": 252.5
  },
  "luminance": 0.19614
}

Semantic roles & 50–950 ramp

primary

#397DC6

secondary

#CDAF8E

accent

#9749DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #397DC6

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

Preview Lab → · Contrast checker → · Palette generator →