#3F899E#3F899E

#3F899E is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.2% C 0.080 H 219.2°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#3F899E
RGB	rgb(63, 137, 158)
HSL	hsl(193, 43%, 43%)
HSV	hsv(193, 60%, 62%)
CMYK	cmyk(60.1%, 13.3%, 0%, 38%)
CIE-LAB	lab(53.40, -16.52, -18.09)
CIE-LCH	lch(53.40, 24.50, 227.59°)
OKLab	oklab(59.17% -0.0617 -0.0503)
OKLCH	oklch(59.17% 0.08 219.2)
XYZ	xyz(17.1647, 21.4150, 35.5701)
Luminance	0.2142 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F899E #9E543F

analogous

#3F9E83 #3F899E #3F599E

triadic

#3F899E #9E3F89 #899E3F

tetradic

#3F899E #833F9E #9E543F #599E3F

square

#3F899E #833F9E #9E543F #599E3F

split-complementary

#3F899E #9E3F59 #9E833F

monochromatic

#1C3D46 #2E6372 #3F899E #5CA8BE #88C0D0

Accessibility & contrast

On white

3.97

#3F899E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#3F899E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F899E

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F899E	#FFFFFF	#000000	##000000
##3F899E	1.00	3.97	5.28	5.28
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C859F

Deuteranopia (green-blind)

#6E7B9E

Tritanopia (blue-blind)

#009090

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3f899e;
/* rgb */ color: rgb(63, 137, 158);
/* oklch */ color: oklch(59.2% 0.080 219.2);

Tailwind

colors: {
  custom: {
    50: '#7dabba',
    500: '#3f899e',
    950: '#000000',
  },
}

SCSS

$custom: #3f899e;
$custom-light: #7dabba;
$custom-dark: #000000;

JSON

{
  "hex": "#3f899e",
  "rgb": {
    "r": 63,
    "g": 137,
    "b": 158
  },
  "hsl": {
    "h": 193.263,
    "s": 42.986,
    "l": 43.333
  },
  "oklch": {
    "l": 0.5917,
    "c": 0.07958,
    "h": 219.2
  },
  "luminance": 0.21417
}

Semantic roles & 50–950 ramp

primary

#3F899E

secondary

#BA8C7F

accent

#7155D3

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #3F899E

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

Preview Lab → · Contrast checker → · Palette generator →