#397EA1#397EA1

#397EA1 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.4% C 0.088 H 233.4°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#397EA1
RGB	rgb(57, 126, 161)
HSL	hsl(200, 48%, 43%)
HSV	hsv(200, 65%, 63%)
CMYK	cmyk(64.6%, 21.7%, 0%, 36.9%)
CIE-LAB	lab(49.93, -10.56, -25.17)
CIE-LCH	lch(49.93, 27.30, 247.23°)
OKLab	oklab(56.38% -0.0523 -0.0705)
OKLCH	oklch(56.38% 0.088 233.4)
XYZ	xyz(15.5787, 18.3632, 36.4347)
Luminance	0.1837 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397EA1 #A15C39

analogous

#39A190 #397EA1 #394AA1

triadic

#397EA1 #A1397E #7EA139

tetradic

#397EA1 #9039A1 #A15C39 #4AA139

square

#397EA1 #9039A1 #A15C39 #4AA139

split-complementary

#397EA1 #A1394A #A19039

monochromatic

#193747 #295B74 #397EA1 #559EC3 #82B7D3

Accessibility & contrast

On white

4.49

#397EA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.67

#397EA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397EA1

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397EA1	#FFFFFF	#000000	##000000
##397EA1	1.00	4.49	4.67	4.67
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7DA3

Deuteranopia (green-blind)

#5F72A0

Tritanopia (blue-blind)

#00878A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #397ea1;
/* rgb */ color: rgb(57, 126, 161);
/* oklch */ color: oklch(56.4% 0.088 233.4);

Tailwind

colors: {
  custom: {
    50: '#7aa3bd',
    500: '#397ea1',
    950: '#000000',
  },
}

SCSS

$custom: #397ea1;
$custom-light: #7aa3bd;
$custom-dark: #000000;

JSON

{
  "hex": "#397ea1",
  "rgb": {
    "r": 57,
    "g": 126,
    "b": 161
  },
  "hsl": {
    "h": 200.192,
    "s": 47.706,
    "l": 42.745
  },
  "oklch": {
    "l": 0.56382,
    "c": 0.08778,
    "h": 233.4
  },
  "luminance": 0.18365
}

Semantic roles & 50–950 ramp

primary

#397EA1

secondary

#BC9079

accent

#7E50D7

background

#F7FAFB

surface

#EEF3F6

border

#C9CDD0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #397EA1

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

Preview Lab → · Contrast checker → · Palette generator →