#3F7899#3F7899

#3F7899 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.8% C 0.079 H 236.1°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#3F7899
RGB	rgb(63, 120, 153)
HSL	hsl(202, 42%, 42%)
HSV	hsv(202, 59%, 60%)
CMYK	cmyk(58.8%, 21.6%, 0%, 40%)
CIE-LAB	lab(47.99, -8.58, -23.48)
CIE-LCH	lch(47.99, 24.99, 249.93°)
OKLab	oklab(54.79% -0.0441 -0.0656)
OKLCH	oklch(54.79% 0.079 236.1)
XYZ	xyz(14.5140, 16.7883, 32.6064)
Luminance	0.1679 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7899 #99603F

analogous

#3F998D #3F7899 #3F4B99

triadic

#3F7899 #993F78 #78993F

tetradic

#3F7899 #8D3F99 #99603F #4B993F

square

#3F7899 #8D3F99 #99603F #4B993F

split-complementary

#3F7899 #993F4B #998D3F

monochromatic

#1B3442 #2D566E #3F7899 #5A98BB #85B3CD

Accessibility & contrast

On white

4.82

#3F7899 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#3F7899 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F7899

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7899	#FFFFFF	#000000	##FFFFFF
##3F7899	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69779B

Deuteranopia (green-blind)

#5C6E98

Tritanopia (blue-blind)

#008183

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3f7899;
/* rgb */ color: rgb(63, 120, 153);
/* oklch */ color: oklch(54.8% 0.079 236.1);

Tailwind

colors: {
  custom: {
    50: '#7c9fb7',
    500: '#3f7899',
    950: '#000000',
  },
}

SCSS

$custom: #3f7899;
$custom-light: #7c9fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7899",
  "rgb": {
    "r": 63,
    "g": 120,
    "b": 153
  },
  "hsl": {
    "h": 202,
    "s": 41.667,
    "l": 42.353
  },
  "oklch": {
    "l": 0.54792,
    "c": 0.07906,
    "h": 236.1
  },
  "luminance": 0.1679
}

Semantic roles & 50–950 ramp

primary

#3F7899

secondary

#B7927C

accent

#8356D1

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #3F7899

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

Preview Lab → · Contrast checker → · Palette generator →