#3989AC#3989AC

#3989AC is a mid, moderate cyan. Relative luminance 0.217; OKLCH L 59.6% C 0.094 H 230.1°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#3989AC
RGB	rgb(57, 137, 172)
HSL	hsl(198, 50%, 45%)
HSV	hsv(198, 67%, 67%)
CMYK	cmyk(66.9%, 20.3%, 0%, 32.5%)
CIE-LAB	lab(53.75, -13.10, -25.64)
CIE-LCH	lch(53.75, 28.79, 242.94°)
OKLab	oklab(59.57% -0.0601 -0.0718)
OKLCH	oklch(59.57% 0.094 230.1)
XYZ	xyz(18.0765, 21.7378, 42.2649)
Luminance	0.2174 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3989AC #AC5C39

analogous

#39AC96 #3989AC #3950AC

triadic

#3989AC #AC3989 #89AC39

tetradic

#3989AC #9639AC #AC5C39 #50AC39

square

#3989AC #9639AC #AC5C39 #50AC39

split-complementary

#3989AC #AC3950 #AC9639

monochromatic

#1B4050 #2A647E #3989AC #5AA7C8 #88BFD8

Accessibility & contrast

On white

3.93

#3989AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#3989AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3989AC

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3989AC	#FFFFFF	#000000	##000000
##3989AC	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7787AE

Deuteranopia (green-blind)

#677BAC

Tritanopia (blue-blind)

#009395

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3989ac;
/* rgb */ color: rgb(57, 137, 172);
/* oklch */ color: oklch(59.6% 0.094 230.1);

Tailwind

colors: {
  custom: {
    50: '#7cabc4',
    500: '#3989ac',
    950: '#000000',
  },
}

SCSS

$custom: #3989ac;
$custom-light: #7cabc4;
$custom-dark: #000000;

JSON

{
  "hex": "#3989ac",
  "rgb": {
    "r": 57,
    "g": 137,
    "b": 172
  },
  "hsl": {
    "h": 198.261,
    "s": 50.218,
    "l": 44.902
  },
  "oklch": {
    "l": 0.59572,
    "c": 0.09363,
    "h": 230.1
  },
  "luminance": 0.2174
}

Semantic roles & 50–950 ramp

primary

#3989AC

secondary

#C2937F

accent

#794EDA

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #3989AC

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

Preview Lab → · Contrast checker → · Palette generator →