#3F7CA2#3F7CA2

#3F7CA2 is a mid, moderate cyan. Relative luminance 0.181; OKLCH L 56.2% C 0.086 H 238.3°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#3F7CA2
RGB	rgb(63, 124, 162)
HSL	hsl(203, 44%, 44%)
HSV	hsv(203, 61%, 64%)
CMYK	cmyk(61.1%, 23.5%, 0%, 36.5%)
CIE-LAB	lab(49.59, -7.94, -26.27)
CIE-LCH	lch(49.59, 27.44, 253.19°)
OKLab	oklab(56.19% -0.0455 -0.0736)
OKLCH	oklch(56.19% 0.087 238.3)
XYZ	xyz(15.7767, 18.0792, 36.8336)
Luminance	0.1808 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7CA2 #A2653F

analogous

#3FA297 #3F7CA2 #3F4BA2

triadic

#3F7CA2 #A23F7C #7CA23F

tetradic

#3F7CA2 #973FA2 #A2653F #4BA23F

square

#3F7CA2 #973FA2 #A2653F #4BA23F

split-complementary

#3F7CA2 #A23F4B #A2973F

monochromatic

#1D394A #2E5A76 #3F7CA2 #5E9BC0 #8AB6D1

Accessibility & contrast

On white

4.55

#3F7CA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#3F7CA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F7CA2

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7CA2	#FFFFFF	#000000	##000000
##3F7CA2	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7CA4

Deuteranopia (green-blind)

#5D71A1

Tritanopia (blue-blind)

#008689

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3f7ca2;
/* rgb */ color: rgb(63, 124, 162);
/* oklch */ color: oklch(56.2% 0.086 238.3);

Tailwind

colors: {
  custom: {
    50: '#7da1bd',
    500: '#3f7ca2',
    950: '#000000',
  },
}

SCSS

$custom: #3f7ca2;
$custom-light: #7da1bd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7ca2",
  "rgb": {
    "r": 63,
    "g": 124,
    "b": 162
  },
  "hsl": {
    "h": 203.03,
    "s": 44,
    "l": 44.118
  },
  "oklch": {
    "l": 0.56188,
    "c": 0.0865,
    "h": 238.3
  },
  "luminance": 0.18081
}

Semantic roles & 50–950 ramp

primary

#3F7CA2

secondary

#BC9781

accent

#8554D4

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0A0F12

muted

#7C7E81

Preview Lab

Preview with #3F7CA2

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

Preview Lab → · Contrast checker → · Palette generator →