#397581#397581

#397581 is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 52.7% C 0.065 H 212.4°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#397581
RGB	rgb(57, 117, 129)
HSL	hsl(190, 39%, 36%)
HSV	hsv(190, 56%, 51%)
CMYK	cmyk(55.8%, 9.3%, 0%, 49.4%)
CIE-LAB	lab(45.87, -15.80, -12.54)
CIE-LCH	lch(45.87, 20.17, 218.42°)
OKLab	oklab(52.73% -0.0547 -0.0347)
OKLCH	oklch(52.73% 0.065 212.4)
XYZ	xyz(12.0095, 15.1763, 23.0611)
Luminance	0.1518 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397581 #814539

analogous

#398169 #397581 #395181

triadic

#397581 #813975 #758139

tetradic

#397581 #693981 #814539 #518139

square

#397581 #693981 #814539 #518139

split-complementary

#397581 #813951 #816939

monochromatic

#13282C #264F57 #397581 #4C9BAB #73B4C1

Accessibility & contrast

On white

5.20

#397581 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#397581 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397581

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397581	#FFFFFF	#000000	##FFFFFF
##397581	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7182

Deuteranopia (green-blind)

#606981

Tritanopia (blue-blind)

#007A79

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #397581;
/* rgb */ color: rgb(57, 117, 129);
/* oklch */ color: oklch(52.7% 0.065 212.4);

Tailwind

colors: {
  custom: {
    50: '#769da5',
    500: '#397581',
    950: '#000000',
  },
}

SCSS

$custom: #397581;
$custom-light: #769da5;
$custom-dark: #000000;

JSON

{
  "hex": "#397581",
  "rgb": {
    "r": 57,
    "g": 117,
    "b": 129
  },
  "hsl": {
    "h": 190,
    "s": 38.71,
    "l": 36.471
  },
  "oklch": {
    "l": 0.52725,
    "c": 0.06477,
    "h": 212.4
  },
  "luminance": 0.15177
}

Semantic roles & 50–950 ramp

primary

#397581

secondary

#AA766B

accent

#6D59CF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E0F

muted

#7B7E7F

Preview Lab

Preview with #397581

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

Preview Lab → · Contrast checker → · Palette generator →