#3989AD#3989AD

#3989AD is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.6% C 0.095 H 230.8°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#3989AD
RGB	rgb(57, 137, 173)
HSL	hsl(199, 50%, 45%)
HSV	hsv(199, 67%, 68%)
CMYK	cmyk(67.1%, 20.8%, 0%, 32.2%)
CIE-LAB	lab(53.79, -12.77, -26.15)
CIE-LCH	lch(53.79, 29.10, 243.98°)
OKLab	oklab(59.62% -0.0597 -0.0732)
OKLCH	oklch(59.62% 0.095 230.8)
XYZ	xyz(18.1728, 21.7764, 42.7726)
Luminance	0.2178 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3989AD #AD5D39

analogous

#39AD97 #3989AD #394FAD

triadic

#3989AD #AD3989 #89AD39

tetradic

#3989AD #9739AD #AD5D39 #4FAD39

square

#3989AD #9739AD #AD5D39 #4FAD39

split-complementary

#3989AD #AD394F #AD9739

monochromatic

#1B4051 #2A657F #3989AD #5AA7C9 #88BFD8

Accessibility & contrast

On white

3.92

#3989AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#3989AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3989AD

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3989AD	#FFFFFF	#000000	##000000
##3989AD	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7787AF

Deuteranopia (green-blind)

#677BAC

Tritanopia (blue-blind)

#009395

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3989ad;
/* rgb */ color: rgb(57, 137, 173);
/* oklch */ color: oklch(59.6% 0.095 230.8);

Tailwind

colors: {
  custom: {
    50: '#7dabc5',
    500: '#3989ad',
    950: '#000000',
  },
}

SCSS

$custom: #3989ad;
$custom-light: #7dabc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3989ad",
  "rgb": {
    "r": 57,
    "g": 137,
    "b": 173
  },
  "hsl": {
    "h": 198.621,
    "s": 50.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.59618,
    "c": 0.09452,
    "h": 230.8
  },
  "luminance": 0.21778
}

Semantic roles & 50–950 ramp

primary

#3989AD

secondary

#C29480

accent

#794EDA

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3989AD

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

Preview Lab → · Contrast checker → · Palette generator →