#3E99BB#3E99BB

#3E99BB is a light, moderate cyan. Relative luminance 0.274; OKLCH L 64.3% C 0.099 H 226.3°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#3E99BB
RGB	rgb(62, 153, 187)
HSL	hsl(196, 50%, 49%)
HSV	hsv(196, 67%, 73%)
CMYK	cmyk(66.8%, 18.2%, 0%, 26.7%)
CIE-LAB	lab(59.34, -16.14, -25.55)
CIE-LCH	lch(59.34, 30.22, 237.73°)
OKLab	oklab(64.28% -0.0684 -0.0714)
OKLCH	oklch(64.28% 0.099 226.3)
XYZ	xyz(22.3439, 27.3920, 51.1137)
Luminance	0.2739 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E99BB #BB603E

analogous

#3EBB9F #3E99BB #3E5BBB

triadic

#3E99BB #BB3E99 #99BB3E

tetradic

#3E99BB #9F3EBB #BB603E #5BBB3E

square

#3E99BB #9F3EBB #BB603E #5BBB3E

split-complementary

#3E99BB #BB3E5B #BB9F3E

monochromatic

#204E5F #2F738D #3E99BB #69B2CD #97CADC

Accessibility & contrast

On white

3.24

#3E99BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.48

#3E99BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E99BB

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E99BB	#FFFFFF	#000000	##000000
##3E99BB	1.00	3.24	6.48	6.48
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.48	21.00	1.00	1.00
##000000	6.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8796BD

Deuteranopia (green-blind)

#7589BB

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #3e99bb;
/* rgb */ color: rgb(62, 153, 187);
/* oklch */ color: oklch(64.3% 0.099 226.3);

Tailwind

colors: {
  custom: {
    50: '#81b7cf',
    500: '#3e99bb',
    950: '#000000',
  },
}

SCSS

$custom: #3e99bb;
$custom-light: #81b7cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3e99bb",
  "rgb": {
    "r": 62,
    "g": 153,
    "b": 187
  },
  "hsl": {
    "h": 196.32,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.64276,
    "c": 0.09886,
    "h": 226.3
  },
  "luminance": 0.27394
}

Semantic roles & 50–950 ramp

primary

#3E99BB

secondary

#C89D8D

accent

#744EDA

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #3E99BB

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

Preview Lab → · Contrast checker → · Palette generator →