#397BC6#397BC6

#397BC6 is a mid, vivid cyan. Relative luminance 0.191; OKLCH L 57.7% C 0.134 H 253.6°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#397BC6
RGB	rgb(57, 123, 198)
HSL	hsl(212, 55%, 50%)
HSV	hsv(212, 71%, 78%)
CMYK	cmyk(71.2%, 37.9%, 0%, 22.4%)
CIE-LAB	lab(50.82, 4.14, -45.14)
CIE-LCH	lch(50.82, 45.33, 275.24°)
OKLab	oklab(57.66% -0.0379 -0.1285)
OKLCH	oklch(57.66% 0.134 253.6)
XYZ	xyz(18.9596, 19.1109, 56.1047)
Luminance	0.1911 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397BC6 #C68439

analogous

#39C1C6 #397BC6 #3E39C6

triadic

#397BC6 #C6397B #7BC639

tetradic

#397BC6 #C639C1 #C68439 #39C63E

square

#397BC6 #C639C1 #C68439 #39C63E

split-complementary

#397BC6 #C63E39 #C1C639

monochromatic

#1E4067 #2B5D96 #397BC6 #699BD4 #98BAE1

Accessibility & contrast

On white

4.35

#397BC6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#397BC6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397BC6

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397BC6	#FFFFFF	#000000	##000000
##397BC6	1.00	4.35	4.82	4.82
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5980C9

Deuteranopia (green-blind)

#4373C4

Tritanopia (blue-blind)

#008D97

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #397bc6;
/* rgb */ color: rgb(57, 123, 198);
/* oklch */ color: oklch(57.7% 0.134 253.6);

Tailwind

colors: {
  custom: {
    50: '#80a0d8',
    500: '#397bc6',
    950: '#000000',
  },
}

SCSS

$custom: #397bc6;
$custom-light: #80a0d8;
$custom-dark: #000000;

JSON

{
  "hex": "#397bc6",
  "rgb": {
    "r": 57,
    "g": 123,
    "b": 198
  },
  "hsl": {
    "h": 211.915,
    "s": 55.294,
    "l": 50
  },
  "oklch": {
    "l": 0.57661,
    "c": 0.13401,
    "h": 253.6
  },
  "luminance": 0.19113
}

Semantic roles & 50–950 ramp

primary

#397BC6

secondary

#CDAF8E

accent

#9949DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #397BC6

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

Preview Lab → · Contrast checker → · Palette generator →