#397ABA#397ABA

#397ABA is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.7% C 0.120 H 250.4°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#397ABA
RGB	rgb(57, 122, 186)
HSL	hsl(210, 53%, 48%)
HSV	hsv(210, 69%, 73%)
CMYK	cmyk(69.4%, 34.4%, 0%, 27.1%)
CIE-LAB	lab(49.90, 0.45, -39.71)
CIE-LCH	lch(49.90, 39.72, 270.64°)
OKLab	oklab(56.74% -0.04 -0.1127)
OKLCH	oklch(56.74% 0.12 250.4)
XYZ	xyz(17.5065, 18.3322, 49.0607)
Luminance	0.1833 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397ABA #BA7939

analogous

#39BAB9 #397ABA #393ABA

triadic

#397ABA #BA397A #7ABA39

tetradic

#397ABA #B939BA #BA7939 #3ABA39

square

#397ABA #B939BA #BA7939 #3ABA39

split-complementary

#397ABA #BA393A #BAB939

monochromatic

#1C3D5C #2B5B8B #397ABA #6199CF #90B7DD

Accessibility & contrast

On white

4.50

#397ABA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#397ABA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397ABA

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397ABA	#FFFFFF	#000000	##000000
##397ABA	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7DBD

Deuteranopia (green-blind)

#4B71B9

Tritanopia (blue-blind)

#008991

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #397aba;
/* rgb */ color: rgb(57, 122, 186);
/* oklch */ color: oklch(56.7% 0.120 250.4);

Tailwind

colors: {
  custom: {
    50: '#7ea0cf',
    500: '#397aba',
    950: '#000000',
  },
}

SCSS

$custom: #397aba;
$custom-light: #7ea0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#397aba",
  "rgb": {
    "r": 57,
    "g": 122,
    "b": 186
  },
  "hsl": {
    "h": 209.767,
    "s": 53.086,
    "l": 47.647
  },
  "oklch": {
    "l": 0.56736,
    "c": 0.11958,
    "h": 250.4
  },
  "luminance": 0.18334
}

Semantic roles & 50–950 ramp

primary

#397ABA

secondary

#C8A787

accent

#934BDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #397ABA

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

Preview Lab → · Contrast checker → · Palette generator →