#3A8BDB#3A8BDB

#3A8BDB is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.5% C 0.144 H 251.0°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#3A8BDB
RGB	rgb(58, 139, 219)
HSL	hsl(210, 69%, 54%)
HSV	hsv(210, 74%, 86%)
CMYK	cmyk(73.5%, 36.5%, 0%, 14.1%)
CIE-LAB	lab(56.56, 2.20, -47.90)
CIE-LCH	lch(56.56, 47.95, 272.63°)
OKLab	oklab(62.52% -0.0468 -0.1364)
OKLCH	oklch(62.52% 0.144 251)
XYZ	xyz(23.7589, 24.4766, 70.4764)
Luminance	0.2448 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A8BDB #DB8A3A

analogous

#3ADBDB #3A8BDB #3A3ADB

triadic

#3A8BDB #DB3A8B #8BDB3A

tetradic

#3A8BDB #DB3ADB #DB8A3A #3ADB3A

square

#3A8BDB #DB3ADB #DB8A3A #3ADB3A

split-complementary

#3A8BDB #DB3A3A #DBDB3A

monochromatic

#184E83 #216CB6 #3A8BDB #6EA9E4 #A1C8EE

Accessibility & contrast

On white

3.56

#3A8BDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#3A8BDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8BDB

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A8BDB	#FFFFFF	#000000	##000000
##3A8BDB	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6690DE

Deuteranopia (green-blind)

#4E81D9

Tritanopia (blue-blind)

#009EA8

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3a8bdb;
/* rgb */ color: rgb(58, 139, 219);
/* oklch */ color: oklch(62.5% 0.144 251.0);

Tailwind

colors: {
  custom: {
    50: '#84ace6',
    500: '#3a8bdb',
    950: '#000000',
  },
}

SCSS

$custom: #3a8bdb;
$custom-light: #84ace6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a8bdb",
  "rgb": {
    "r": 58,
    "g": 139,
    "b": 219
  },
  "hsl": {
    "h": 209.814,
    "s": 69.099,
    "l": 54.314
  },
  "oklch": {
    "l": 0.62524,
    "c": 0.14419,
    "h": 251
  },
  "luminance": 0.24479
}

Semantic roles & 50–950 ramp

primary

#3A8BDB

secondary

#DBB896

accent

#933CEC

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C1016

muted

#7D7F84

Preview Lab

Preview with #3A8BDB

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

Preview Lab → · Contrast checker → · Palette generator →