#3891AC#3891AC

#3891AC is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.5% C 0.092 H 221.5°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#3891AC
RGB	rgb(56, 145, 172)
HSL	hsl(194, 51%, 45%)
HSV	hsv(194, 67%, 67%)
CMYK	cmyk(67.4%, 15.7%, 0%, 32.5%)
CIE-LAB	lab(56.16, -17.64, -21.94)
CIE-LCH	lch(56.16, 28.15, 231.19°)
OKLab	oklab(61.49% -0.0692 -0.0612)
OKLCH	oklch(61.49% 0.092 221.5)
XYZ	xyz(19.1996, 24.0680, 42.6555)
Luminance	0.2407 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3891AC #AC5338

analogous

#38AC8D #3891AC #3857AC

triadic

#3891AC #AC3891 #91AC38

tetradic

#3891AC #8D38AC #AC5338 #57AC38

square

#3891AC #8D38AC #AC5338 #57AC38

split-complementary

#3891AC #AC3857 #AC8D38

monochromatic

#1A4350 #296A7E #3891AC #58AFC9 #87C5D8

Accessibility & contrast

On white

3.61

#3891AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#3891AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3891AC

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3891AC	#FFFFFF	#000000	##000000
##3891AC	1.00	3.61	5.81	5.81
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818DAD

Deuteranopia (green-blind)

#7181AC

Tritanopia (blue-blind)

#009A9A

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3891ac;
/* rgb */ color: rgb(56, 145, 172);
/* oklch */ color: oklch(61.5% 0.092 221.5);

Tailwind

colors: {
  custom: {
    50: '#7db1c4',
    500: '#3891ac',
    950: '#000000',
  },
}

SCSS

$custom: #3891ac;
$custom-light: #7db1c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3891ac",
  "rgb": {
    "r": 56,
    "g": 145,
    "b": 172
  },
  "hsl": {
    "h": 193.966,
    "s": 50.877,
    "l": 44.706
  },
  "oklch": {
    "l": 0.61489,
    "c": 0.09234,
    "h": 221.5
  },
  "luminance": 0.2407
}

Semantic roles & 50–950 ramp

primary

#3891AC

secondary

#C28E7E

accent

#6E4DDA

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #3891AC

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

Preview Lab → · Contrast checker → · Palette generator →