#3181A2#3181A2

#3181A2 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 56.9% C 0.092 H 229.0°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3181A2
RGB	rgb(49, 129, 162)
HSL	hsl(198, 54%, 41%)
HSV	hsv(198, 70%, 64%)
CMYK	cmyk(69.8%, 20.4%, 0%, 36.5%)
CIE-LAB	lab(50.64, -13.28, -24.68)
CIE-LCH	lch(50.64, 28.03, 241.72°)
OKLab	oklab(56.89% -0.0601 -0.0691)
OKLCH	oklch(56.89% 0.092 229)
XYZ	xyz(15.6359, 18.9604, 37.0111)
Luminance	0.1896 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3181A2 #A25231

analogous

#31A28B #3181A2 #3149A2

triadic

#3181A2 #A23181 #81A231

tetradic

#3181A2 #8B31A2 #A25231 #49A231

square

#3181A2 #8B31A2 #A25231 #49A231

split-complementary

#3181A2 #A23149 #A28B31

monochromatic

#153644 #235C73 #3181A2 #48A3C8 #77BAD6

Accessibility & contrast

On white

4.38

#3181A2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#3181A2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3181A2

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3181A2	#FFFFFF	#000000	##000000
##3181A2	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707FA4

Deuteranopia (green-blind)

#6074A2

Tritanopia (blue-blind)

#008A8C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3181a2;
/* rgb */ color: rgb(49, 129, 162);
/* oklch */ color: oklch(56.9% 0.092 229.0);

Tailwind

colors: {
  custom: {
    50: '#77a5bd',
    500: '#3181a2',
    950: '#000000',
  },
}

SCSS

$custom: #3181a2;
$custom-light: #77a5bd;
$custom-dark: #000000;

JSON

{
  "hex": "#3181a2",
  "rgb": {
    "r": 49,
    "g": 129,
    "b": 162
  },
  "hsl": {
    "h": 197.522,
    "s": 53.555,
    "l": 41.373
  },
  "oklch": {
    "l": 0.56887,
    "c": 0.09162,
    "h": 229
  },
  "luminance": 0.18962
}

Semantic roles & 50–950 ramp

primary

#3181A2

secondary

#BE8771

accent

#764BDD

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3181A2

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

Preview Lab → · Contrast checker → · Palette generator →