#3F9ED2#3F9ED2

#3F9ED2 is a light, moderate cyan. Relative luminance 0.302; OKLCH L 66.6% C 0.117 H 236.4°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#3F9ED2
RGB	rgb(63, 158, 210)
HSL	hsl(201, 62%, 54%)
HSV	hsv(201, 70%, 82%)
CMYK	cmyk(70%, 24.8%, 0%, 17.6%)
CIE-LAB	lab(61.79, -11.13, -34.64)
CIE-LCH	lch(61.79, 36.38, 252.18°)
OKLab	oklab(66.55% -0.0647 -0.0975)
OKLCH	oklch(66.55% 0.117 236.4)
XYZ	xyz(25.9051, 30.1607, 65.4166)
Luminance	0.3016 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9ED2 #D2733F

analogous

#3FD2BC #3F9ED2 #3F54D2

triadic

#3F9ED2 #D23F9E #9ED23F

tetradic

#3F9ED2 #BC3FD2 #D2733F #54D23F

square

#3F9ED2 #BC3FD2 #D2733F #54D23F

split-complementary

#3F9ED2 #D23F54 #D2BC3F

monochromatic

#1D597A #287DAC #3F9ED2 #71B7DE #A2D0E9

Accessibility & contrast

On white

2.99

#3F9ED2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.03

#3F9ED2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3F9ED2

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9ED2	#FFFFFF	#000000	##000000
##3F9ED2	1.00	2.99	7.03	7.03
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.03	21.00	1.00	1.00
##000000	7.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859DD4

Deuteranopia (green-blind)

#718FD1

Tritanopia (blue-blind)

#00ABB0

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #3f9ed2;
/* rgb */ color: rgb(63, 158, 210);
/* oklch */ color: oklch(66.6% 0.117 236.4);

Tailwind

colors: {
  custom: {
    50: '#85bae0',
    500: '#3f9ed2',
    950: '#000000',
  },
}

SCSS

$custom: #3f9ed2;
$custom-light: #85bae0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9ed2",
  "rgb": {
    "r": 63,
    "g": 158,
    "b": 210
  },
  "hsl": {
    "h": 201.224,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.66554,
    "c": 0.11699,
    "h": 236.4
  },
  "luminance": 0.30164
}

Semantic roles & 50–950 ramp

primary

#3F9ED2

secondary

#D6AD97

accent

#7C43E5

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3F9ED2

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

Preview Lab → · Contrast checker → · Palette generator →