#397A88#397A88

#397A88 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.3% C 0.069 H 213.8°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#397A88
RGB	rgb(57, 122, 136)
HSL	hsl(191, 41%, 38%)
HSV	hsv(191, 58%, 53%)
CMYK	cmyk(58.1%, 10.3%, 0%, 46.7%)
CIE-LAB	lab(47.71, -16.40, -13.91)
CIE-LCH	lch(47.71, 21.51, 220.31°)
OKLab	oklab(54.28% -0.0577 -0.0385)
OKLCH	oklch(54.28% 0.069 213.8)
XYZ	xyz(13.0890, 16.5653, 25.7954)
Luminance	0.1657 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397A88 #884739

analogous

#39886E #397A88 #395288

triadic

#397A88 #88397A #7A8839

tetradic

#397A88 #6E3988 #884739 #528839

square

#397A88 #6E3988 #884739 #528839

split-complementary

#397A88 #883952 #886E39

monochromatic

#152D32 #27535D #397A88 #4BA1B3 #76B7C6

Accessibility & contrast

On white

4.87

#397A88 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#397A88 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397A88

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397A88	#FFFFFF	#000000	##FFFFFF
##397A88	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#707689

Deuteranopia (green-blind)

#646D88

Tritanopia (blue-blind)

#00807E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #397a88;
/* rgb */ color: rgb(57, 122, 136);
/* oklch */ color: oklch(54.3% 0.069 213.8);

Tailwind

colors: {
  custom: {
    50: '#77a0aa',
    500: '#397a88',
    950: '#000000',
  },
}

SCSS

$custom: #397a88;
$custom-light: #77a0aa;
$custom-dark: #000000;

JSON

{
  "hex": "#397a88",
  "rgb": {
    "r": 57,
    "g": 122,
    "b": 136
  },
  "hsl": {
    "h": 190.633,
    "s": 40.933,
    "l": 37.843
  },
  "oklch": {
    "l": 0.54278,
    "c": 0.06936,
    "h": 213.8
  },
  "luminance": 0.16566
}

Semantic roles & 50–950 ramp

primary

#397A88

secondary

#AF7A6E

accent

#6D57D1

background

#F7F9FA

surface

#EEF2F4

border

#C9CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #397A88

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

Preview Lab → · Contrast checker → · Palette generator →