#3D8FDB#3D8FDB

#3D8FDB is a light, vivid cyan. Relative luminance 0.258; OKLCH L 63.5% C 0.139 H 249.5°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#3D8FDB
RGB	rgb(61, 143, 219)
HSL	hsl(209, 69%, 55%)
HSV	hsv(209, 72%, 86%)
CMYK	cmyk(72.1%, 34.7%, 0%, 14.1%)
CIE-LAB	lab(57.80, 0.24, -45.93)
CIE-LCH	lch(57.80, 45.94, 270.30°)
OKLab	oklab(63.52% -0.0487 -0.1305)
OKLCH	oklch(63.52% 0.139 249.5)
XYZ	xyz(24.5283, 25.7488, 70.6814)
Luminance	0.2575 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D8FDB #DB893D

analogous

#3DDBD8 #3D8FDB #3D40DB

triadic

#3D8FDB #DB3D8F #8FDB3D

tetradic

#3D8FDB #D83DDB #DB893D #40DB3D

square

#3D8FDB #D83DDB #DB893D #40DB3D

split-complementary

#3D8FDB #DB3D40 #DBD83D

monochromatic

#195185 #2270B9 #3D8FDB #71ADE5 #A4CBEE

Accessibility & contrast

On white

3.41

#3D8FDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#3D8FDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D8FDB

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D8FDB	#FFFFFF	#000000	##000000
##3D8FDB	1.00	3.41	6.15	6.15
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C93DE

Deuteranopia (green-blind)

#5684DA

Tritanopia (blue-blind)

#00A1AB

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #3d8fdb;
/* rgb */ color: rgb(61, 143, 219);
/* oklch */ color: oklch(63.5% 0.139 249.5);

Tailwind

colors: {
  custom: {
    50: '#86afe6',
    500: '#3d8fdb',
    950: '#000000',
  },
}

SCSS

$custom: #3d8fdb;
$custom-light: #86afe6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d8fdb",
  "rgb": {
    "r": 61,
    "g": 143,
    "b": 219
  },
  "hsl": {
    "h": 208.861,
    "s": 68.696,
    "l": 54.902
  },
  "oklch": {
    "l": 0.63519,
    "c": 0.13933,
    "h": 249.5
  },
  "luminance": 0.25751
}

Semantic roles & 50–950 ramp

primary

#3D8FDB

secondary

#DBB999

accent

#913CEC

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D1016

muted

#7D7F84

Preview Lab

Preview with #3D8FDB

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

Preview Lab → · Contrast checker → · Palette generator →