#3F8EBA#3F8EBA

#3F8EBA is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 61.6% C 0.102 H 236.2°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#3F8EBA
RGB	rgb(63, 142, 186)
HSL	hsl(201, 49%, 49%)
HSV	hsv(201, 66%, 73%)
CMYK	cmyk(66.1%, 23.7%, 0%, 27.1%)
CIE-LAB	lab(56.03, -10.23, -30.09)
CIE-LCH	lch(56.03, 31.78, 251.21°)
OKLab	oklab(61.64% -0.0566 -0.0845)
OKLCH	oklch(61.64% 0.102 236.2)
XYZ	xyz(20.5824, 23.9458, 49.9821)
Luminance	0.2395 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8EBA #BA6B3F

analogous

#3FBAA9 #3F8EBA #3F51BA

triadic

#3F8EBA #BA3F8E #8EBA3F

tetradic

#3F8EBA #A93FBA #BA6B3F #51BA3F

square

#3F8EBA #A93FBA #BA6B3F #51BA3F

split-complementary

#3F8EBA #BA3F51 #BAA93F

monochromatic

#20485F #306B8C #3F8EBA #6AA9CC #97C3DC

Accessibility & contrast

On white

3.63

#3F8EBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#3F8EBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8EBA

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8EBA	#FFFFFF	#000000	##000000
##3F8EBA	1.00	3.63	5.79	5.79
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798DBC

Deuteranopia (green-blind)

#6881B9

Tritanopia (blue-blind)

#00999D

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3f8eba;
/* rgb */ color: rgb(63, 142, 186);
/* oklch */ color: oklch(61.6% 0.102 236.2);

Tailwind

colors: {
  custom: {
    50: '#81afcf',
    500: '#3f8eba',
    950: '#000000',
  },
}

SCSS

$custom: #3f8eba;
$custom-light: #81afcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8eba",
  "rgb": {
    "r": 63,
    "g": 142,
    "b": 186
  },
  "hsl": {
    "h": 201.463,
    "s": 49.398,
    "l": 48.824
  },
  "oklch": {
    "l": 0.61639,
    "c": 0.10169,
    "h": 236.2
  },
  "luminance": 0.23948
}

Semantic roles & 50–950 ramp

primary

#3F8EBA

secondary

#C8A28D

accent

#804FD9

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3F8EBA

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

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