#397EC2#397EC2

#397EC2 is a mid, vivid cyan. Relative luminance 0.197; OKLCH L 58.1% C 0.126 H 250.6°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#397EC2
RGB	rgb(57, 126, 194)
HSL	hsl(210, 55%, 49%)
HSV	hsv(210, 71%, 76%)
CMYK	cmyk(70.6%, 35.1%, 0%, 23.9%)
CIE-LAB	lab(51.48, 0.89, -41.80)
CIE-LCH	lch(51.48, 41.81, 271.22°)
OKLab	oklab(58.11% -0.0418 -0.1187)
OKLCH	oklch(58.11% 0.126 250.6)
XYZ	xyz(18.8822, 19.6846, 53.8328)
Luminance	0.1969 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397EC2 #C27D39

analogous

#39C2C2 #397EC2 #393AC2

triadic

#397EC2 #C2397E #7EC239

tetradic

#397EC2 #C239C2 #C27D39 #3AC239

square

#397EC2 #C239C2 #C27D39 #3AC239

split-complementary

#397EC2 #C2393A #C2C239

monochromatic

#1D4163 #2B5F93 #397EC2 #669CD2 #95BBE0

Accessibility & contrast

On white

4.25

#397EC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#397EC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397EC2

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397EC2	#FFFFFF	#000000	##000000
##397EC2	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F82C5

Deuteranopia (green-blind)

#4C75C1

Tritanopia (blue-blind)

#008E97

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #397ec2;
/* rgb */ color: rgb(57, 126, 194);
/* oklch */ color: oklch(58.1% 0.126 250.6);

Tailwind

colors: {
  custom: {
    50: '#7fa3d5',
    500: '#397ec2',
    950: '#000000',
  },
}

SCSS

$custom: #397ec2;
$custom-light: #7fa3d5;
$custom-dark: #000000;

JSON

{
  "hex": "#397ec2",
  "rgb": {
    "r": 57,
    "g": 126,
    "b": 194
  },
  "hsl": {
    "h": 209.781,
    "s": 54.582,
    "l": 49.216
  },
  "oklch": {
    "l": 0.5811,
    "c": 0.12587,
    "h": 250.6
  },
  "luminance": 0.19687
}

Semantic roles & 50–950 ramp

primary

#397EC2

secondary

#CBAB8B

accent

#934ADE

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #397EC2

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

Preview Lab → · Contrast checker → · Palette generator →