#3A8EDD#3A8EDD

#3A8EDD is a light, vivid cyan. Relative luminance 0.255; OKLCH L 63.3% C 0.144 H 250.1°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#3A8EDD
RGB	rgb(58, 142, 221)
HSL	hsl(209, 71%, 55%)
HSV	hsv(209, 74%, 87%)
CMYK	cmyk(73.8%, 35.7%, 0%, 13.3%)
CIE-LAB	lab(57.52, 1.14, -47.49)
CIE-LCH	lch(57.52, 47.51, 271.38°)
OKLab	oklab(63.31% -0.049 -0.1351)
OKLCH	oklch(63.31% 0.144 250.1)
XYZ	xyz(24.4641, 25.4632, 72.0181)
Luminance	0.2547 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A8EDD #DD893A

analogous

#3ADDDB #3A8EDD #3A3CDD

triadic

#3A8EDD #DD3A8E #8EDD3A

tetradic

#3A8EDD #DB3ADD #DD893A #3CDD3A

square

#3A8EDD #DB3ADD #DD893A #3CDD3A

split-complementary

#3A8EDD #DD3A3C #DDDB3A

monochromatic

#175086 #206FBA #3A8EDD #6EACE6 #A2CAEF

Accessibility & contrast

On white

3.45

#3A8EDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#3A8EDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8EDD

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A8EDD	#FFFFFF	#000000	##000000
##3A8EDD	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A92E0

Deuteranopia (green-blind)

#5283DB

Tritanopia (blue-blind)

#00A1AB

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #3a8edd;
/* rgb */ color: rgb(58, 142, 221);
/* oklch */ color: oklch(63.3% 0.144 250.1);

Tailwind

colors: {
  custom: {
    50: '#85aee8',
    500: '#3a8edd',
    950: '#000000',
  },
}

SCSS

$custom: #3a8edd;
$custom-light: #85aee8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a8edd",
  "rgb": {
    "r": 58,
    "g": 142,
    "b": 221
  },
  "hsl": {
    "h": 209.08,
    "s": 70.563,
    "l": 54.706
  },
  "oklch": {
    "l": 0.63312,
    "c": 0.14375,
    "h": 250.1
  },
  "luminance": 0.25466
}

Semantic roles & 50–950 ramp

primary

#3A8EDD

secondary

#DCB897

accent

#913AED

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C1016

muted

#7D7F84

Preview Lab

Preview with #3A8EDD

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

Preview Lab → · Contrast checker → · Palette generator →