#397AA0#397AA0

#397AA0 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.4% C 0.089 H 237.1°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#397AA0
RGB	rgb(57, 122, 160)
HSL	hsl(202, 47%, 43%)
HSV	hsv(202, 64%, 63%)
CMYK	cmyk(64.4%, 23.7%, 0%, 37.3%)
CIE-LAB	lab(48.67, -8.60, -26.55)
CIE-LCH	lch(48.67, 27.91, 252.05°)
OKLab	oklab(55.36% -0.0482 -0.0745)
OKLCH	oklch(55.36% 0.089 237.1)
XYZ	xyz(14.9896, 17.3255, 35.8051)
Luminance	0.1733 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397AA0 #A05F39

analogous

#39A092 #397AA0 #3947A0

triadic

#397AA0 #A0397A #7AA039

tetradic

#397AA0 #9239A0 #A05F39 #47A039

square

#397AA0 #9239A0 #A05F39 #47A039

split-complementary

#397AA0 #A03947 #A09239

monochromatic

#193546 #295873 #397AA0 #549AC2 #81B4D2

Accessibility & contrast

On white

4.70

#397AA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#397AA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397AA0

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397AA0	#FFFFFF	#000000	##FFFFFF
##397AA0	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6879A2

Deuteranopia (green-blind)

#5A6F9F

Tritanopia (blue-blind)

#008487

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #397aa0;
/* rgb */ color: rgb(57, 122, 160);
/* oklch */ color: oklch(55.4% 0.089 237.1);

Tailwind

colors: {
  custom: {
    50: '#7aa0bc',
    500: '#397aa0',
    950: '#000000',
  },
}

SCSS

$custom: #397aa0;
$custom-light: #7aa0bc;
$custom-dark: #000000;

JSON

{
  "hex": "#397aa0",
  "rgb": {
    "r": 57,
    "g": 122,
    "b": 160
  },
  "hsl": {
    "h": 202.136,
    "s": 47.465,
    "l": 42.549
  },
  "oklch": {
    "l": 0.55362,
    "c": 0.08875,
    "h": 237.1
  },
  "luminance": 0.17327
}

Semantic roles & 50–950 ramp

primary

#397AA0

secondary

#BC9279

accent

#8251D7

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #397AA0

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

Preview Lab → · Contrast checker → · Palette generator →