#3989B8#3989B8

#3989B8 is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 60.1% C 0.105 H 238.0°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#3989B8
RGB	rgb(57, 137, 184)
HSL	hsl(202, 53%, 47%)
HSV	hsv(202, 69%, 72%)
CMYK	cmyk(69%, 25.5%, 0%, 27.8%)
CIE-LAB	lab(54.26, -9.05, -31.72)
CIE-LCH	lch(54.26, 32.99, 254.07°)
OKLab	oklab(60.15% -0.0558 -0.0893)
OKLCH	oklch(60.15% 0.105 238)
XYZ	xyz(19.2814, 22.2198, 48.6108)
Luminance	0.2222 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3989B8 #B86839

analogous

#39B8A8 #3989B8 #3949B8

triadic

#3989B8 #B83989 #89B839

tetradic

#3989B8 #A839B8 #B86839 #49B839

square

#3989B8 #A839B8 #B86839 #49B839

split-complementary

#3989B8 #B83949 #B8A839

monochromatic

#1C435B #2B6689 #3989B8 #60A5CE #8FC0DC

Accessibility & contrast

On white

3.86

#3989B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#3989B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3989B8

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3989B8	#FFFFFF	#000000	##000000
##3989B8	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)

#7389BA

Deuteranopia (green-blind)

#627CB7

Tritanopia (blue-blind)

#009599

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3989b8;
/* rgb */ color: rgb(57, 137, 184);
/* oklch */ color: oklch(60.1% 0.105 238.0);

Tailwind

colors: {
  custom: {
    50: '#7eabcd',
    500: '#3989b8',
    950: '#000000',
  },
}

SCSS

$custom: #3989b8;
$custom-light: #7eabcd;
$custom-dark: #000000;

JSON

{
  "hex": "#3989b8",
  "rgb": {
    "r": 57,
    "g": 137,
    "b": 184
  },
  "hsl": {
    "h": 202.205,
    "s": 52.697,
    "l": 47.255
  },
  "oklch": {
    "l": 0.60148,
    "c": 0.10531,
    "h": 238
  },
  "luminance": 0.22222
}

Semantic roles & 50–950 ramp

primary

#3989B8

secondary

#C79E86

accent

#814CDC

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3989B8

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

Preview Lab → · Contrast checker → · Palette generator →