#397EBD#397EBD

#397EBD is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.8% C 0.120 H 248.8°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#397EBD
RGB	rgb(57, 126, 189)
HSL	hsl(209, 54%, 48%)
HSV	hsv(209, 70%, 74%)
CMYK	cmyk(69.8%, 33.3%, 0%, 25.9%)
CIE-LAB	lab(51.23, -0.89, -39.34)
CIE-LCH	lch(51.23, 39.35, 268.71°)
OKLab	oklab(57.83% -0.0432 -0.1115)
OKLCH	oklch(57.83% 0.12 248.8)
XYZ	xyz(18.3301, 19.4637, 50.9251)
Luminance	0.1947 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397EBD #BD7839

analogous

#39BDBA #397EBD #393CBD

triadic

#397EBD #BD397E #7EBD39

tetradic

#397EBD #BA39BD #BD7839 #3CBD39

square

#397EBD #BA39BD #BD7839 #3CBD39

split-complementary

#397EBD #BD393C #BDBA39

monochromatic

#1D3F5F #2B5F8E #397EBD #639CD0 #92BADE

Accessibility & contrast

On white

4.29

#397EBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#397EBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397EBD

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397EBD	#FFFFFF	#000000	##000000
##397EBD	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6281C0

Deuteranopia (green-blind)

#4F74BC

Tritanopia (blue-blind)

#008D95

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #397ebd;
/* rgb */ color: rgb(57, 126, 189);
/* oklch */ color: oklch(57.8% 0.120 248.8);

Tailwind

colors: {
  custom: {
    50: '#7fa3d1',
    500: '#397ebd',
    950: '#000000',
  },
}

SCSS

$custom: #397ebd;
$custom-light: #7fa3d1;
$custom-dark: #000000;

JSON

{
  "hex": "#397ebd",
  "rgb": {
    "r": 57,
    "g": 126,
    "b": 189
  },
  "hsl": {
    "h": 208.636,
    "s": 53.659,
    "l": 48.235
  },
  "oklch": {
    "l": 0.57828,
    "c": 0.1196,
    "h": 248.8
  },
  "luminance": 0.19466
}

Semantic roles & 50–950 ramp

primary

#397EBD

secondary

#C9A789

accent

#914BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0F14

muted

#7C7E82

Preview Lab

Preview with #397EBD

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

Preview Lab → · Contrast checker → · Palette generator →