#397A91#397A91

#397A91 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.7% C 0.075 H 224.0°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#397A91
RGB	rgb(57, 122, 145)
HSL	hsl(196, 44%, 40%)
HSV	hsv(196, 61%, 57%)
CMYK	cmyk(60.7%, 15.9%, 0%, 43.1%)
CIE-LAB	lab(48.05, -13.55, -18.70)
CIE-LCH	lch(48.05, 23.10, 234.07°)
OKLab	oklab(54.66% -0.0539 -0.0521)
OKLCH	oklch(54.66% 0.075 224)
XYZ	xyz(13.7557, 16.8319, 29.3065)
Luminance	0.1683 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397A91 #915039

analogous

#39917C #397A91 #394E91

triadic

#397A91 #91397A #7A9139

tetradic

#397A91 #7C3991 #915039 #4E9139

square

#397A91 #7C3991 #915039 #4E9139

split-complementary

#397A91 #91394E #917C39

monochromatic

#163039 #285565 #397A91 #4E9DB9 #7AB5CB

Accessibility & contrast

On white

4.81

#397A91 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#397A91 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397A91

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397A91	#FFFFFF	#000000	##FFFFFF
##397A91	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7792

Deuteranopia (green-blind)

#606E91

Tritanopia (blue-blind)

#008181

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #397a91;
/* rgb */ color: rgb(57, 122, 145);
/* oklch */ color: oklch(54.7% 0.075 224.0);

Tailwind

colors: {
  custom: {
    50: '#78a0b1',
    500: '#397a91',
    950: '#000000',
  },
}

SCSS

$custom: #397a91;
$custom-light: #78a0b1;
$custom-dark: #000000;

JSON

{
  "hex": "#397a91",
  "rgb": {
    "r": 57,
    "g": 122,
    "b": 145
  },
  "hsl": {
    "h": 195.682,
    "s": 43.564,
    "l": 39.608
  },
  "oklch": {
    "l": 0.54663,
    "c": 0.07497,
    "h": 224
  },
  "luminance": 0.16833
}

Semantic roles & 50–950 ramp

primary

#397A91

secondary

#B48372

accent

#7654D3

background

#F7F9FA

surface

#EEF2F5

border

#C9CCCF

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #397A91

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

Preview Lab → · Contrast checker → · Palette generator →