#3F718E#3F718E

#3F718E is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.6% C 0.071 H 235.7°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#3F718E
RGB	rgb(63, 113, 142)
HSL	hsl(202, 39%, 40%)
HSV	hsv(202, 56%, 56%)
CMYK	cmyk(55.6%, 20.4%, 0%, 44.3%)
CIE-LAB	lab(45.39, -8.07, -21.00)
CIE-LCH	lch(45.39, 22.49, 248.99°)
OKLab	oklab(52.57% -0.0399 -0.0585)
OKLCH	oklch(52.57% 0.071 235.7)
XYZ	xyz(12.8357, 14.8189, 27.7699)
Luminance	0.1482 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F718E #8E5C3F

analogous

#3F8E83 #3F718E #3F498E

triadic

#3F718E #8E3F71 #718E3F

tetradic

#3F718E #833F8E #8E5C3F #498E3F

square

#3F718E #833F8E #8E5C3F #498E3F

split-complementary

#3F718E #8E3F49 #8E833F

monochromatic

#192E39 #2C4F64 #3F718E #5692B4 #81ADC7

Accessibility & contrast

On white

5.30

#3F718E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#3F718E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F718E

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F718E	#FFFFFF	#000000	##FFFFFF
##3F718E	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#63708F

Deuteranopia (green-blind)

#58688E

Tritanopia (blue-blind)

#05797B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3f718e;
/* rgb */ color: rgb(63, 113, 142);
/* oklch */ color: oklch(52.6% 0.071 235.7);

Tailwind

colors: {
  custom: {
    50: '#7a99af',
    500: '#3f718e',
    950: '#000000',
  },
}

SCSS

$custom: #3f718e;
$custom-light: #7a99af;
$custom-dark: #000000;

JSON

{
  "hex": "#3f718e",
  "rgb": {
    "r": 63,
    "g": 113,
    "b": 142
  },
  "hsl": {
    "h": 202.025,
    "s": 38.537,
    "l": 40.196
  },
  "oklch": {
    "l": 0.52572,
    "c": 0.07082,
    "h": 235.7
  },
  "luminance": 0.1482
}

Semantic roles & 50–950 ramp

primary

#3F718E

secondary

#B18D78

accent

#8459CE

background

#F7F9FA

surface

#EEF2F4

border

#C9CCCE

text

#0A0E10

muted

#7C7E7F

Preview Lab

Preview with #3F718E

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

Preview Lab → · Contrast checker → · Palette generator →