#397F97#397F97

#397F97 is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.2% C 0.079 H 223.5°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#397F97
RGB	rgb(57, 127, 151)
HSL	hsl(195, 45%, 41%)
HSV	hsv(195, 62%, 59%)
CMYK	cmyk(62.3%, 15.9%, 0%, 40.8%)
CIE-LAB	lab(49.84, -14.41, -19.49)
CIE-LCH	lch(49.84, 24.24, 233.51°)
OKLab	oklab(56.17% -0.0572 -0.0543)
OKLCH	oklch(56.17% 0.079 223.5)
XYZ	xyz(14.8604, 18.2815, 32.0177)
Luminance	0.1828 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397F97 #975139

analogous

#399780 #397F97 #395097

triadic

#397F97 #97397F #7F9739

tetradic

#397F97 #803997 #975139 #509739

square

#397F97 #803997 #975139 #509739

split-complementary

#397F97 #973950 #978039

monochromatic

#17343E #285A6B #397F97 #50A1BD #7DB9CE

Accessibility & contrast

On white

4.51

#397F97 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#397F97 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397F97

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397F97	#FFFFFF	#000000	##000000
##397F97	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717C98

Deuteranopia (green-blind)

#647297

Tritanopia (blue-blind)

#008687

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #397f97;
/* rgb */ color: rgb(57, 127, 151);
/* oklch */ color: oklch(56.2% 0.079 223.5);

Tailwind

colors: {
  custom: {
    50: '#79a4b5',
    500: '#397f97',
    950: '#000000',
  },
}

SCSS

$custom: #397f97;
$custom-light: #79a4b5;
$custom-dark: #000000;

JSON

{
  "hex": "#397f97",
  "rgb": {
    "r": 57,
    "g": 127,
    "b": 151
  },
  "hsl": {
    "h": 195.319,
    "s": 45.192,
    "l": 40.784
  },
  "oklch": {
    "l": 0.5617,
    "c": 0.07888,
    "h": 223.5
  },
  "luminance": 0.18283
}

Semantic roles & 50–950 ramp

primary

#397F97

secondary

#B78675

accent

#7453D5

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #397F97

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

Preview Lab → · Contrast checker → · Palette generator →