#3989A8#3989A8

#3989A8 is a mid, moderate cyan. Relative luminance 0.216; OKLCH L 59.4% C 0.090 H 226.9°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#3989A8
RGB	rgb(57, 137, 168)
HSL	hsl(197, 49%, 44%)
HSV	hsv(197, 66%, 66%)
CMYK	cmyk(66.1%, 18.5%, 0%, 34.1%)
CIE-LAB	lab(53.59, -14.42, -23.59)
CIE-LCH	lch(53.59, 27.65, 238.56°)
OKLab	oklab(59.39% -0.0616 -0.0659)
OKLCH	oklch(59.39% 0.09 226.9)
XYZ	xyz(17.6981, 21.5865, 40.2721)
Luminance	0.2159 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3989A8 #A85839

analogous

#39A890 #3989A8 #3952A8

triadic

#3989A8 #A83989 #89A839

tetradic

#3989A8 #9039A8 #A85839 #52A839

square

#3989A8 #9039A8 #A85839 #52A839

split-complementary

#3989A8 #A83952 #A89039

monochromatic

#1A3E4D #29647A #3989A8 #58A7C6 #86BFD6

Accessibility & contrast

On white

3.95

#3989A8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#3989A8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3989A8

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3989A8	#FFFFFF	#000000	##000000
##3989A8	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7886AA

Deuteranopia (green-blind)

#697BA8

Tritanopia (blue-blind)

#009293

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3989a8;
/* rgb */ color: rgb(57, 137, 168);
/* oklch */ color: oklch(59.4% 0.090 226.9);

Tailwind

colors: {
  custom: {
    50: '#7cabc2',
    500: '#3989a8',
    950: '#000000',
  },
}

SCSS

$custom: #3989a8;
$custom-light: #7cabc2;
$custom-dark: #000000;

JSON

{
  "hex": "#3989a8",
  "rgb": {
    "r": 57,
    "g": 137,
    "b": 168
  },
  "hsl": {
    "h": 196.757,
    "s": 49.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.59389,
    "c": 0.09023,
    "h": 226.9
  },
  "luminance": 0.21588
}

Semantic roles & 50–950 ramp

primary

#3989A8

secondary

#C0907D

accent

#754FD9

background

#F8FAFB

surface

#EFF4F7

border

#CACED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3989A8

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

Preview Lab → · Contrast checker → · Palette generator →