#3F899A#3F899A

#3F899A is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.0% C 0.077 H 215.0°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#3F899A
RGB	rgb(63, 137, 154)
HSL	hsl(191, 42%, 43%)
HSV	hsv(191, 59%, 60%)
CMYK	cmyk(59.1%, 11%, 0%, 39.6%)
CIE-LAB	lab(53.25, -17.76, -16.00)
CIE-LCH	lch(53.25, 23.90, 222.01°)
OKLab	oklab(59% -0.0633 -0.0444)
OKLCH	oklch(59% 0.077 215)
XYZ	xyz(16.8260, 21.2795, 33.7862)
Luminance	0.2128 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F899A #9A503F

analogous

#3F9A7E #3F899A #3F5B9A

triadic

#3F899A #9A3F89 #899A3F

tetradic

#3F899A #7E3F9A #9A503F #5B9A3F

square

#3F899A #7E3F9A #9A503F #5B9A3F

split-complementary

#3F899A #9A3F5B #9A7E3F

monochromatic

#1B3C43 #2D626F #3F899A #5AAABC #86C0CD

Accessibility & contrast

On white

4.00

#3F899A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#3F899A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F899A

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F899A	#FFFFFF	#000000	##000000
##3F899A	1.00	4.00	5.26	5.26
#FFFFFF	4.00	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)

#7D859B

Deuteranopia (green-blind)

#6F7B9A

Tritanopia (blue-blind)

#008F8E

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3f899a;
/* rgb */ color: rgb(63, 137, 154);
/* oklch */ color: oklch(59.0% 0.077 215.0);

Tailwind

colors: {
  custom: {
    50: '#7dabb7',
    500: '#3f899a',
    950: '#000000',
  },
}

SCSS

$custom: #3f899a;
$custom-light: #7dabb7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f899a",
  "rgb": {
    "r": 63,
    "g": 137,
    "b": 154
  },
  "hsl": {
    "h": 191.209,
    "s": 41.935,
    "l": 42.549
  },
  "oklch": {
    "l": 0.59004,
    "c": 0.07734,
    "h": 215
  },
  "luminance": 0.21281
}

Semantic roles & 50–950 ramp

primary

#3F899A

secondary

#B8887D

accent

#6D56D2

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #3F899A

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

Preview Lab → · Contrast checker → · Palette generator →