#3F89DC#3F89DC

#3F89DC is a light, vivid cyan. Relative luminance 0.241; OKLCH L 62.3% C 0.146 H 253.4°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#3F89DC
RGB	rgb(63, 137, 220)
HSL	hsl(212, 69%, 55%)
HSV	hsv(212, 71%, 86%)
CMYK	cmyk(71.4%, 37.7%, 0%, 13.7%)
CIE-LAB	lab(56.20, 4.42, -49.02)
CIE-LCH	lch(56.20, 49.22, 275.15°)
OKLab	oklab(62.3% -0.0417 -0.1396)
OKLCH	oklch(62.3% 0.146 253.4)
XYZ	xyz(23.9090, 24.1128, 71.0904)
Luminance	0.2412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F89DC #DC923F

analogous

#3FD7DC #3F89DC #433FDC

triadic

#3F89DC #DC3F89 #89DC3F

tetradic

#3F89DC #DC3FD7 #DC923F #3FDC43

square

#3F89DC #DC3FD7 #DC923F #3FDC43

split-complementary

#3F89DC #DC433F #D7DC3F

monochromatic

#194D88 #226BBC #3F89DC #73A9E5 #A7C9EF

Accessibility & contrast

On white

3.61

#3F89DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#3F89DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F89DC

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F89DC	#FFFFFF	#000000	##000000
##3F89DC	1.00	3.61	5.82	5.82
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.82	21.00	1.00	1.00
##000000	5.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#638FDF

Deuteranopia (green-blind)

#4B80DA

Tritanopia (blue-blind)

#009CA8

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3f89dc;
/* rgb */ color: rgb(63, 137, 220);
/* oklch */ color: oklch(62.3% 0.146 253.4);

Tailwind

colors: {
  custom: {
    50: '#86abe7',
    500: '#3f89dc',
    950: '#000000',
  },
}

SCSS

$custom: #3f89dc;
$custom-light: #86abe7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f89dc",
  "rgb": {
    "r": 63,
    "g": 137,
    "b": 220
  },
  "hsl": {
    "h": 211.72,
    "s": 69.163,
    "l": 55.49
  },
  "oklch": {
    "l": 0.62303,
    "c": 0.14572,
    "h": 253.4
  },
  "luminance": 0.24115
}

Semantic roles & 50–950 ramp

primary

#3F89DC

secondary

#DCBD9B

accent

#993CEC

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D1016

muted

#7D7F84

Preview Lab

Preview with #3F89DC

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

Preview Lab → · Contrast checker → · Palette generator →