#3D99BA#3D99BA

#3D99BA is a light, moderate cyan. Relative luminance 0.273; OKLCH L 64.2% C 0.099 H 225.3°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#3D99BA
RGB	rgb(61, 153, 186)
HSL	hsl(196, 51%, 48%)
HSV	hsv(196, 67%, 73%)
CMYK	cmyk(67.2%, 17.7%, 0%, 27.1%)
CIE-LAB	lab(59.27, -16.62, -25.09)
CIE-LCH	lch(59.27, 30.10, 236.48°)
OKLab	oklab(64.2% -0.0693 -0.0701)
OKLCH	oklch(64.2% 0.099 225.3)
XYZ	xyz(22.1751, 27.3173, 50.5490)
Luminance	0.2732 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D99BA #BA5E3D

analogous

#3DBA9C #3D99BA #3D5ABA

triadic

#3D99BA #BA3D99 #99BA3D

tetradic

#3D99BA #9C3DBA #BA5E3D #5ABA3D

square

#3D99BA #9C3DBA #BA5E3D #5ABA3D

split-complementary

#3D99BA #BA3D5A #BA9C3D

monochromatic

#1F4D5E #2E738C #3D99BA #67B2CD #95C9DC

Accessibility & contrast

On white

3.25

#3D99BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#3D99BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D99BA

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D99BA	#FFFFFF	#000000	##000000
##3D99BA	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8796BC

Deuteranopia (green-blind)

#7589BA

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #3d99ba;
/* rgb */ color: rgb(61, 153, 186);
/* oklch */ color: oklch(64.2% 0.099 225.3);

Tailwind

colors: {
  custom: {
    50: '#81b7ce',
    500: '#3d99ba',
    950: '#000000',
  },
}

SCSS

$custom: #3d99ba;
$custom-light: #81b7ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3d99ba",
  "rgb": {
    "r": 61,
    "g": 153,
    "b": 186
  },
  "hsl": {
    "h": 195.84,
    "s": 50.607,
    "l": 48.431
  },
  "oklch": {
    "l": 0.642,
    "c": 0.09859,
    "h": 225.3
  },
  "luminance": 0.2732
}

Semantic roles & 50–950 ramp

primary

#3D99BA

secondary

#C89B8B

accent

#734EDA

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3D99BA

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

Preview Lab → · Contrast checker → · Palette generator →