#3989B7#3989B7

#3989B7 is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 60.1% C 0.104 H 237.4°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#3989B7
RGB	rgb(57, 137, 183)
HSL	hsl(202, 53%, 47%)
HSV	hsv(202, 69%, 72%)
CMYK	cmyk(68.9%, 25.1%, 0%, 28.2%)
CIE-LAB	lab(54.22, -9.39, -31.22)
CIE-LCH	lch(54.22, 32.60, 253.25°)
OKLab	oklab(60.1% -0.0562 -0.0878)
OKLCH	oklch(60.1% 0.104 237.4)
XYZ	xyz(19.1769, 22.1780, 48.0607)
Luminance	0.2218 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3989B7 #B76739

analogous

#39B7A6 #3989B7 #394AB7

triadic

#3989B7 #B73989 #89B739

tetradic

#3989B7 #A639B7 #B76739 #4AB739

square

#3989B7 #A639B7 #B76739 #4AB739

split-complementary

#3989B7 #B7394A #B7A639

monochromatic

#1C435A #2A6688 #3989B7 #60A5CD #8EC0DC

Accessibility & contrast

On white

3.86

#3989B7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#3989B7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3989B7

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3989B7	#FFFFFF	#000000	##000000
##3989B7	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7389B9

Deuteranopia (green-blind)

#627CB6

Tritanopia (blue-blind)

#009599

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3989b7;
/* rgb */ color: rgb(57, 137, 183);
/* oklch */ color: oklch(60.1% 0.104 237.4);

Tailwind

colors: {
  custom: {
    50: '#7eabcc',
    500: '#3989b7',
    950: '#000000',
  },
}

SCSS

$custom: #3989b7;
$custom-light: #7eabcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3989b7",
  "rgb": {
    "r": 57,
    "g": 137,
    "b": 183
  },
  "hsl": {
    "h": 201.905,
    "s": 52.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.60098,
    "c": 0.10426,
    "h": 237.4
  },
  "luminance": 0.2218
}

Semantic roles & 50–950 ramp

primary

#3989B7

secondary

#C79D85

accent

#804CDC

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3989B7

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

Preview Lab → · Contrast checker → · Palette generator →