#397EA6#397EA6

#397EA6 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.6% C 0.093 H 237.1°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#397EA6
RGB	rgb(57, 126, 166)
HSL	hsl(202, 49%, 44%)
HSV	hsv(202, 66%, 65%)
CMYK	cmyk(65.7%, 24.1%, 0%, 34.9%)
CIE-LAB	lab(50.15, -8.88, -27.75)
CIE-LCH	lch(50.15, 29.13, 252.25°)
OKLab	oklab(56.62% -0.0505 -0.0779)
OKLCH	oklch(56.62% 0.093 237.1)
XYZ	xyz(16.0285, 18.5431, 38.8035)
Luminance	0.1855 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397EA6 #A66139

analogous

#39A697 #397EA6 #3947A6

triadic

#397EA6 #A6397E #7EA639

tetradic

#397EA6 #9739A6 #A66139 #47A639

square

#397EA6 #9739A6 #A66139 #47A639

split-complementary

#397EA6 #A63947 #A69739

monochromatic

#1A394B #295B78 #397EA6 #579DC5 #84B7D5

Accessibility & contrast

On white

4.46

#397EA6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#397EA6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397EA6

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397EA6	#FFFFFF	#000000	##000000
##397EA6	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7DA8

Deuteranopia (green-blind)

#5C72A5

Tritanopia (blue-blind)

#00888C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #397ea6;
/* rgb */ color: rgb(57, 126, 166);
/* oklch */ color: oklch(56.6% 0.093 237.1);

Tailwind

colors: {
  custom: {
    50: '#7ba3c0',
    500: '#397ea6',
    950: '#000000',
  },
}

SCSS

$custom: #397ea6;
$custom-light: #7ba3c0;
$custom-dark: #000000;

JSON

{
  "hex": "#397ea6",
  "rgb": {
    "r": 57,
    "g": 126,
    "b": 166
  },
  "hsl": {
    "h": 202.018,
    "s": 48.879,
    "l": 43.725
  },
  "oklch": {
    "l": 0.56624,
    "c": 0.09284,
    "h": 237.1
  },
  "luminance": 0.18545
}

Semantic roles & 50–950 ramp

primary

#397EA6

secondary

#BF957C

accent

#824FD8

background

#F7FAFB

surface

#EEF3F7

border

#C9CDD0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #397EA6

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

Preview Lab → · Contrast checker → · Palette generator →