#3F89C8#3F89C8

#3F89C8 is a mid, vivid cyan. Relative luminance 0.231; OKLCH L 61.2% C 0.121 H 247.1°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#3F89C8
RGB	rgb(63, 137, 200)
HSL	hsl(208, 55%, 52%)
HSV	hsv(208, 69%, 78%)
CMYK	cmyk(68.5%, 31.5%, 0%, 21.6%)
CIE-LAB	lab(55.19, -2.60, -39.35)
CIE-LCH	lch(55.19, 39.44, 266.22°)
OKLab	oklab(61.18% -0.047 -0.1114)
OKLCH	oklch(61.18% 0.121 247.1)
XYZ	xyz(21.4170, 23.1159, 57.9655)
Luminance	0.2312 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F89C8 #C87E3F

analogous

#3FC8C3 #3F89C8 #3F45C8

triadic

#3F89C8 #C83F89 #89C83F

tetradic

#3F89C8 #C33FC8 #C87E3F #45C83F

square

#3F89C8 #C33FC8 #C87E3F #45C83F

split-complementary

#3F89C8 #C83F45 #C8C33F

monochromatic

#1F496D #2D699D #3F89C8 #6FA6D6 #9EC3E3

Accessibility & contrast

On white

3.73

#3F89C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#3F89C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F89C8

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F89C8	#FFFFFF	#000000	##000000
##3F89C8	1.00	3.73	5.62	5.62
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D8BCB

Deuteranopia (green-blind)

#5A7EC7

Tritanopia (blue-blind)

#00989F

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3f89c8;
/* rgb */ color: rgb(63, 137, 200);
/* oklch */ color: oklch(61.2% 0.121 247.1);

Tailwind

colors: {
  custom: {
    50: '#83abd9',
    500: '#3f89c8',
    950: '#000000',
  },
}

SCSS

$custom: #3f89c8;
$custom-light: #83abd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3f89c8",
  "rgb": {
    "r": 63,
    "g": 137,
    "b": 200
  },
  "hsl": {
    "h": 207.591,
    "s": 55.466,
    "l": 51.569
  },
  "oklch": {
    "l": 0.61182,
    "c": 0.12088,
    "h": 247.1
  },
  "luminance": 0.23118
}

Semantic roles & 50–950 ramp

primary

#3F89C8

secondary

#D0AF93

accent

#8E49DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #3F89C8

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

Preview Lab → · Contrast checker → · Palette generator →