#3B9EC8#3B9EC8

#3B9EC8 is a light, moderate cyan. Relative luminance 0.296; OKLCH L 66.0% C 0.109 H 230.0°. Best body text is #000000 at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#3B9EC8
RGB	rgb(59, 158, 200)
HSL	hsl(198, 56%, 51%)
HSV	hsv(198, 71%, 78%)
CMYK	cmyk(70.5%, 21%, 0%, 21.6%)
CIE-LAB	lab(61.26, -15.04, -29.88)
CIE-LCH	lch(61.26, 33.45, 243.28°)
OKLab	oklab(65.96% -0.0703 -0.0838)
OKLCH	oklch(65.96% 0.109 230)
XYZ	xyz(24.4516, 29.5509, 59.0476)
Luminance	0.2955 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B9EC8 #C8653B

analogous

#3BC8AB #3B9EC8 #3B57C8

triadic

#3B9EC8 #C83B9E #9EC83B

tetradic

#3B9EC8 #AB3BC8 #C8653B #57C83B

square

#3B9EC8 #AB3BC8 #C8653B #57C83B

split-complementary

#3B9EC8 #C83B57 #C8AB3B

monochromatic

#1E546B #2B799A #3B9EC8 #6BB6D5 #9BCDE3

Accessibility & contrast

On white

3.04

#3B9EC8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.91

#3B9EC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B9EC8

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B9EC8	#FFFFFF	#000000	##000000
##3B9EC8	1.00	3.04	6.91	6.91
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.91	21.00	1.00	1.00
##000000	6.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899CCA

Deuteranopia (green-blind)

#758EC7

Tritanopia (blue-blind)

#00AAAC

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #3b9ec8;
/* rgb */ color: rgb(59, 158, 200);
/* oklch */ color: oklch(66.0% 0.109 230.0);

Tailwind

colors: {
  custom: {
    50: '#82bad9',
    500: '#3b9ec8',
    950: '#000000',
  },
}

SCSS

$custom: #3b9ec8;
$custom-light: #82bad9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b9ec8",
  "rgb": {
    "r": 59,
    "g": 158,
    "b": 200
  },
  "hsl": {
    "h": 197.872,
    "s": 56.175,
    "l": 50.784
  },
  "oklch": {
    "l": 0.65965,
    "c": 0.10942,
    "h": 230
  },
  "luminance": 0.29554
}

Semantic roles & 50–950 ramp

primary

#3B9EC8

secondary

#CFA390

accent

#7548DF

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #3B9EC8

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

Preview Lab → · Contrast checker → · Palette generator →