#397DC2#397DC2

#397DC2 is a mid, vivid cyan. Relative luminance 0.194; OKLCH L 57.9% C 0.127 H 251.2°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#397DC2
RGB	rgb(57, 125, 194)
HSL	hsl(210, 55%, 49%)
HSV	hsv(210, 71%, 76%)
CMYK	cmyk(70.6%, 35.6%, 0%, 23.9%)
CIE-LAB	lab(51.19, 1.49, -42.27)
CIE-LCH	lch(51.19, 42.29, 272.02°)
OKLab	oklab(57.88% -0.0408 -0.1201)
OKLCH	oklch(57.88% 0.127 251.2)
XYZ	xyz(18.7549, 19.4301, 53.7904)
Luminance	0.1943 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397DC2 #C27E39

analogous

#39C2C2 #397DC2 #3A39C2

triadic

#397DC2 #C2397D #7DC239

tetradic

#397DC2 #C239C2 #C27E39 #39C23A

square

#397DC2 #C239C2 #C27E39 #39C23A

split-complementary

#397DC2 #C23A39 #C2C239

monochromatic

#1D4063 #2B5F93 #397DC2 #669CD2 #95BAE0

Accessibility & contrast

On white

4.30

#397DC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#397DC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397DC2

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397DC2	#FFFFFF	#000000	##000000
##397DC2	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E81C5

Deuteranopia (green-blind)

#4A74C1

Tritanopia (blue-blind)

#008D96

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #397dc2;
/* rgb */ color: rgb(57, 125, 194);
/* oklch */ color: oklch(57.9% 0.127 251.2);

Tailwind

colors: {
  custom: {
    50: '#7fa2d5',
    500: '#397dc2',
    950: '#000000',
  },
}

SCSS

$custom: #397dc2;
$custom-light: #7fa2d5;
$custom-dark: #000000;

JSON

{
  "hex": "#397dc2",
  "rgb": {
    "r": 57,
    "g": 125,
    "b": 194
  },
  "hsl": {
    "h": 210.219,
    "s": 54.582,
    "l": 49.216
  },
  "oklch": {
    "l": 0.57881,
    "c": 0.12685,
    "h": 251.2
  },
  "luminance": 0.19432
}

Semantic roles & 50–950 ramp

primary

#397DC2

secondary

#CBAC8B

accent

#944ADE

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #397DC2

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

Preview Lab → · Contrast checker → · Palette generator →