#3F6E8A#3F6E8A

#3F6E8A is a mid, moderate cyan. Relative luminance 0.140; OKLCH L 51.7% C 0.068 H 236.3°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#3F6E8A
RGB	rgb(63, 110, 138)
HSL	hsl(202, 37%, 39%)
HSV	hsv(202, 54%, 54%)
CMYK	cmyk(54.3%, 20.3%, 0%, 45.9%)
CIE-LAB	lab(44.29, -7.59, -20.29)
CIE-LCH	lch(44.29, 21.67, 249.50°)
OKLab	oklab(51.65% -0.0377 -0.0565)
OKLCH	oklch(51.65% 0.068 236.3)
XYZ	xyz(12.2116, 14.0426, 26.1068)
Luminance	0.1404 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F6E8A #8A5B3F

analogous

#3F8A81 #3F6E8A #3F498A

triadic

#3F6E8A #8A3F6E #6E8A3F

tetradic

#3F6E8A #813F8A #8A5B3F #498A3F

square

#3F6E8A #813F8A #8A5B3F #498A3F

split-complementary

#3F6E8A #8A3F49 #8A813F

monochromatic

#192B36 #2C4D60 #3F6E8A #558FB1 #7FABC5

Accessibility & contrast

On white

5.51

#3F6E8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#3F6E8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F6E8A

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F6E8A	#FFFFFF	#000000	##FFFFFF
##3F6E8A	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616D8B

Deuteranopia (green-blind)

#57658A

Tritanopia (blue-blind)

#107577

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3f6e8a;
/* rgb */ color: rgb(63, 110, 138);
/* oklch */ color: oklch(51.7% 0.068 236.3);

Tailwind

colors: {
  custom: {
    50: '#7a97ac',
    500: '#3f6e8a',
    950: '#000000',
  },
}

SCSS

$custom: #3f6e8a;
$custom-light: #7a97ac;
$custom-dark: #000000;

JSON

{
  "hex": "#3f6e8a",
  "rgb": {
    "r": 63,
    "g": 110,
    "b": 138
  },
  "hsl": {
    "h": 202.4,
    "s": 37.313,
    "l": 39.412
  },
  "oklch": {
    "l": 0.51652,
    "c": 0.06796,
    "h": 236.3
  },
  "luminance": 0.14044
}

Semantic roles & 50–950 ramp

primary

#3F6E8A

secondary

#AF8B76

accent

#855BCD

background

#F7F9FA

surface

#EEF2F4

border

#C9CCCE

text

#090D10

muted

#7B7E7F

Preview Lab

Preview with #3F6E8A

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

Preview Lab → · Contrast checker → · Palette generator →