#3F76AE#3F76AE

#3F76AE is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.4% C 0.105 H 250.7°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#3F76AE
RGB	rgb(63, 118, 174)
HSL	hsl(210, 47%, 46%)
HSV	hsv(210, 64%, 68%)
CMYK	cmyk(63.8%, 32.2%, 0%, 31.8%)
CIE-LAB	lab(48.35, -0.33, -35.20)
CIE-LCH	lch(48.35, 35.20, 269.47°)
OKLab	oklab(55.39% -0.0349 -0.0995)
OKLCH	oklch(55.39% 0.105 250.7)
XYZ	xyz(16.1655, 17.0681, 42.4787)
Luminance	0.1707 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F76AE #AE773F

analogous

#3FAEAE #3F76AE #403FAE

triadic

#3F76AE #AE3F76 #76AE3F

tetradic

#3F76AE #AE3FAE #AE773F #3FAE40

square

#3F76AE #AE3FAE #AE773F #3FAE40

split-complementary

#3F76AE #AE403F #AEAE3F

monochromatic

#1E3954 #2F5881 #3F76AE #6495C7 #90B3D7

Accessibility & contrast

On white

4.76

#3F76AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#3F76AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F76AE

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F76AE	#FFFFFF	#000000	##FFFFFF
##3F76AE	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E79B0

Deuteranopia (green-blind)

#4F6EAD

Tritanopia (blue-blind)

#00838A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3f76ae;
/* rgb */ color: rgb(63, 118, 174);
/* oklch */ color: oklch(55.4% 0.105 250.7);

Tailwind

colors: {
  custom: {
    50: '#7f9dc6',
    500: '#3f76ae',
    950: '#000000',
  },
}

SCSS

$custom: #3f76ae;
$custom-light: #7f9dc6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f76ae",
  "rgb": {
    "r": 63,
    "g": 118,
    "b": 174
  },
  "hsl": {
    "h": 210.27,
    "s": 46.835,
    "l": 46.471
  },
  "oklch": {
    "l": 0.55386,
    "c": 0.10543,
    "h": 250.7
  },
  "luminance": 0.1707
}

Semantic roles & 50–950 ramp

primary

#3F76AE

secondary

#C2A587

accent

#9451D6

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3F76AE

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

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