#397ABD#397ABD

#397ABD is a mid, vivid cyan. Relative luminance 0.185; OKLCH L 56.9% C 0.123 H 251.5°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#397ABD
RGB	rgb(57, 122, 189)
HSL	hsl(210, 54%, 48%)
HSV	hsv(210, 70%, 74%)
CMYK	cmyk(69.8%, 35.4%, 0%, 25.9%)
CIE-LAB	lab(50.05, 1.52, -41.20)
CIE-LCH	lch(50.05, 41.22, 272.11°)
OKLab	oklab(56.91% -0.0392 -0.117)
OKLCH	oklch(56.91% 0.123 251.5)
XYZ	xyz(17.8288, 18.4611, 50.7580)
Luminance	0.1846 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397ABD #BD7C39

analogous

#39BCBD #397ABD #3A39BD

triadic

#397ABD #BD397A #7ABD39

tetradic

#397ABD #BD39BC #BD7C39 #39BD3A

square

#397ABD #BD39BC #BD7C39 #39BD3A

split-complementary

#397ABD #BD3A39 #BCBD39

monochromatic

#1D3D5F #2B5C8E #397ABD #6399D0 #92B8DE

Accessibility & contrast

On white

4.48

#397ABD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#397ABD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397ABD

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397ABD	#FFFFFF	#000000	##000000
##397ABD	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7EC0

Deuteranopia (green-blind)

#4971BC

Tritanopia (blue-blind)

#008A92

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #397abd;
/* rgb */ color: rgb(57, 122, 189);
/* oklch */ color: oklch(56.9% 0.123 251.5);

Tailwind

colors: {
  custom: {
    50: '#7fa0d1',
    500: '#397abd',
    950: '#000000',
  },
}

SCSS

$custom: #397abd;
$custom-light: #7fa0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#397abd",
  "rgb": {
    "r": 57,
    "g": 122,
    "b": 189
  },
  "hsl": {
    "h": 210.455,
    "s": 53.659,
    "l": 48.235
  },
  "oklch": {
    "l": 0.56907,
    "c": 0.12341,
    "h": 251.5
  },
  "luminance": 0.18463
}

Semantic roles & 50–950 ramp

primary

#397ABD

secondary

#C9A989

accent

#954BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #397ABD

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

Preview Lab → · Contrast checker → · Palette generator →