#397EC1#397EC1

#397EC1 is a mid, vivid cyan. Relative luminance 0.196; OKLCH L 58.1% C 0.125 H 250.3°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#397EC1
RGB	rgb(57, 126, 193)
HSL	hsl(210, 54%, 49%)
HSV	hsv(210, 70%, 76%)
CMYK	cmyk(70.5%, 34.7%, 0%, 24.3%)
CIE-LAB	lab(51.43, 0.53, -41.31)
CIE-LCH	lch(51.43, 41.32, 270.74°)
OKLab	oklab(58.05% -0.0421 -0.1173)
OKLCH	oklch(58.05% 0.125 250.3)
XYZ	xyz(18.7702, 19.6398, 53.2434)
Luminance	0.1964 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397EC1 #C17C39

analogous

#39C1C0 #397EC1 #393AC1

triadic

#397EC1 #C1397E #7EC139

tetradic

#397EC1 #C039C1 #C17C39 #3AC139

square

#397EC1 #C039C1 #C17C39 #3AC139

split-complementary

#397EC1 #C1393A #C1C039

monochromatic

#1D4063 #2B5F92 #397EC1 #669CD2 #95BBE0

Accessibility & contrast

On white

4.26

#397EC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#397EC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397EC1

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397EC1	#FFFFFF	#000000	##000000
##397EC1	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6082C4

Deuteranopia (green-blind)

#4C75C0

Tritanopia (blue-blind)

#008E96

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #397ec1;
/* rgb */ color: rgb(57, 126, 193);
/* oklch */ color: oklch(58.1% 0.125 250.3);

Tailwind

colors: {
  custom: {
    50: '#7fa3d4',
    500: '#397ec1',
    950: '#000000',
  },
}

SCSS

$custom: #397ec1;
$custom-light: #7fa3d4;
$custom-dark: #000000;

JSON

{
  "hex": "#397ec1",
  "rgb": {
    "r": 57,
    "g": 126,
    "b": 193
  },
  "hsl": {
    "h": 209.559,
    "s": 54.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.58053,
    "c": 0.12461,
    "h": 250.3
  },
  "luminance": 0.19642
}

Semantic roles & 50–950 ramp

primary

#397EC1

secondary

#CBAA8B

accent

#934ADE

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #397EC1

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

Preview Lab → · Contrast checker → · Palette generator →