#3F89D2#3F89D2

#3F89D2 is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.7% C 0.133 H 250.6°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#3F89D2
RGB	rgb(63, 137, 210)
HSL	hsl(210, 62%, 54%)
HSV	hsv(210, 70%, 82%)
CMYK	cmyk(70%, 34.8%, 0%, 17.6%)
CIE-LAB	lab(55.68, 0.89, -44.22)
CIE-LCH	lch(55.68, 44.23, 271.15°)
OKLab	oklab(61.73% -0.0442 -0.1256)
OKLCH	oklch(61.73% 0.133 250.6)
XYZ	xyz(22.6241, 23.5988, 64.3230)
Luminance	0.2360 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F89D2 #D2883F

analogous

#3FD2D1 #3F89D2 #3F3FD2

triadic

#3F89D2 #D23F89 #89D23F

tetradic

#3F89D2 #D13FD2 #D2883F #3FD23F

square

#3F89D2 #D13FD2 #D2883F #3FD23F

split-complementary

#3F89D2 #D23F3F #D2D13F

monochromatic

#1D4C7A #286AAC #3F89D2 #71A7DE #A2C6E9

Accessibility & contrast

On white

3.67

#3F89D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#3F89D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F89D2

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F89D2	#FFFFFF	#000000	##000000
##3F89D2	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#688DD5

Deuteranopia (green-blind)

#537FD1

Tritanopia (blue-blind)

#009AA4

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3f89d2;
/* rgb */ color: rgb(63, 137, 210);
/* oklch */ color: oklch(61.7% 0.133 250.6);

Tailwind

colors: {
  custom: {
    50: '#85abe0',
    500: '#3f89d2',
    950: '#000000',
  },
}

SCSS

$custom: #3f89d2;
$custom-light: #85abe0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f89d2",
  "rgb": {
    "r": 63,
    "g": 137,
    "b": 210
  },
  "hsl": {
    "h": 209.796,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.6173,
    "c": 0.13313,
    "h": 250.6
  },
  "luminance": 0.23601
}

Semantic roles & 50–950 ramp

primary

#3F89D2

secondary

#D6B697

accent

#9343E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3F89D2

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

Preview Lab → · Contrast checker → · Palette generator →