#3391AD#3391AD

#3391AD is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.4% C 0.095 H 221.5°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#3391AD
RGB	rgb(51, 145, 173)
HSL	hsl(194, 54%, 44%)
HSV	hsv(194, 71%, 68%)
CMYK	cmyk(70.5%, 16.2%, 0%, 32.2%)
CIE-LAB	lab(56.06, -18.08, -22.67)
CIE-LCH	lch(56.06, 29.00, 231.42°)
OKLab	oklab(61.38% -0.0714 -0.0633)
OKLCH	oklch(61.38% 0.095 221.5)
XYZ	xyz(19.0304, 23.9696, 43.1507)
Luminance	0.2397 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3391AD #AD4F33

analogous

#33AD8C #3391AD #3354AD

triadic

#3391AD #AD3391 #91AD33

tetradic

#3391AD #8C33AD #AD4F33 #54AD33

square

#3391AD #8C33AD #AD4F33 #54AD33

split-complementary

#3391AD #AD3354 #AD8C33

monochromatic

#17424E #25697E #3391AD #51B0CC #81C5DA

Accessibility & contrast

On white

3.62

#3391AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#3391AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3391AD

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3391AD	#FFFFFF	#000000	##000000
##3391AD	1.00	3.62	5.79	5.79
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808DAE

Deuteranopia (green-blind)

#7081AD

Tritanopia (blue-blind)

#009A9A

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3391ad;
/* rgb */ color: rgb(51, 145, 173);
/* oklch */ color: oklch(61.4% 0.095 221.5);

Tailwind

colors: {
  custom: {
    50: '#7bb1c5',
    500: '#3391ad',
    950: '#000000',
  },
}

SCSS

$custom: #3391ad;
$custom-light: #7bb1c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3391ad",
  "rgb": {
    "r": 51,
    "g": 145,
    "b": 173
  },
  "hsl": {
    "h": 193.77,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.61384,
    "c": 0.09547,
    "h": 221.5
  },
  "luminance": 0.23972
}

Semantic roles & 50–950 ramp

primary

#3391AD

secondary

#C38A79

accent

#6C4ADE

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3391AD

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

Preview Lab → · Contrast checker → · Palette generator →