#3F87AA#3F87AA

#3F87AA is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.2% C 0.089 H 232.2°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#3F87AA
RGB	rgb(63, 135, 170)
HSL	hsl(200, 46%, 46%)
HSV	hsv(200, 63%, 67%)
CMYK	cmyk(62.9%, 20.6%, 0%, 33.3%)
CIE-LAB	lab(53.26, -11.58, -25.23)
CIE-LCH	lch(53.26, 27.76, 245.34°)
OKLab	oklab(59.21% -0.0548 -0.0706)
OKLCH	oklch(59.21% 0.089 232.2)
XYZ	xyz(17.9668, 21.2852, 41.1840)
Luminance	0.2129 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F87AA #AA623F

analogous

#3FAA97 #3F87AA #3F51AA

triadic

#3F87AA #AA3F87 #87AA3F

tetradic

#3F87AA #973FAA #AA623F #51AA3F

square

#3F87AA #973FAA #AA623F #51AA3F

split-complementary

#3F87AA #AA3F51 #AA973F

monochromatic

#1E4051 #2E647D #3F87AA #62A4C5 #8EBED5

Accessibility & contrast

On white

3.99

#3F87AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#3F87AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F87AA

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F87AA	#FFFFFF	#000000	##000000
##3F87AA	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7685AC

Deuteranopia (green-blind)

#677AA9

Tritanopia (blue-blind)

#009093

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3f87aa;
/* rgb */ color: rgb(63, 135, 170);
/* oklch */ color: oklch(59.2% 0.089 232.2);

Tailwind

colors: {
  custom: {
    50: '#7faac3',
    500: '#3f87aa',
    950: '#000000',
  },
}

SCSS

$custom: #3f87aa;
$custom-light: #7faac3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f87aa",
  "rgb": {
    "r": 63,
    "g": 135,
    "b": 170
  },
  "hsl": {
    "h": 199.626,
    "s": 45.923,
    "l": 45.686
  },
  "oklch": {
    "l": 0.59213,
    "c": 0.08935,
    "h": 232.2
  },
  "luminance": 0.21287
}

Semantic roles & 50–950 ramp

primary

#3F87AA

secondary

#C09885

accent

#7D52D6

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #3F87AA

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

Preview Lab → · Contrast checker → · Palette generator →