#3F7EAD#3F7EAD

#3F7EAD is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.2% C 0.098 H 243.2°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3F7EAD
RGB	rgb(63, 126, 173)
HSL	hsl(206, 47%, 46%)
HSV	hsv(206, 64%, 68%)
CMYK	cmyk(63.6%, 27.2%, 0%, 32.2%)
CIE-LAB	lab(50.68, -5.42, -30.96)
CIE-LCH	lch(50.68, 31.43, 260.07°)
OKLab	oklab(57.21% -0.0439 -0.0871)
OKLCH	oklch(57.21% 0.098 243.2)
XYZ	xyz(17.0507, 18.9939, 42.2947)
Luminance	0.1900 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7EAD #AD6E3F

analogous

#3FADA5 #3F7EAD #3F47AD

triadic

#3F7EAD #AD3F7E #7EAD3F

tetradic

#3F7EAD #A53FAD #AD6E3F #47AD3F

square

#3F7EAD #A53FAD #AD6E3F #47AD3F

split-complementary

#3F7EAD #AD3F47 #ADA53F

monochromatic

#1E3D53 #2F5D80 #3F7EAD #639CC6 #90B8D7

Accessibility & contrast

On white

4.38

#3F7EAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#3F7EAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F7EAD

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7EAD	#FFFFFF	#000000	##000000
##3F7EAD	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697FAF

Deuteranopia (green-blind)

#5A74AC

Tritanopia (blue-blind)

#00898E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3f7ead;
/* rgb */ color: rgb(63, 126, 173);
/* oklch */ color: oklch(57.2% 0.098 243.2);

Tailwind

colors: {
  custom: {
    50: '#7fa3c5',
    500: '#3f7ead',
    950: '#000000',
  },
}

SCSS

$custom: #3f7ead;
$custom-light: #7fa3c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7ead",
  "rgb": {
    "r": 63,
    "g": 126,
    "b": 173
  },
  "hsl": {
    "h": 205.636,
    "s": 46.61,
    "l": 46.275
  },
  "oklch": {
    "l": 0.57209,
    "c": 0.09756,
    "h": 243.2
  },
  "luminance": 0.18996
}

Semantic roles & 50–950 ramp

primary

#3F7EAD

secondary

#C2A086

accent

#8A52D6

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3F7EAD

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

Preview Lab → · Contrast checker → · Palette generator →