#3A8CDD#3A8CDD

#3A8CDD is a light, vivid cyan. Relative luminance 0.249; OKLCH L 62.9% C 0.146 H 251.1°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#3A8CDD
RGB	rgb(58, 140, 221)
HSL	hsl(210, 71%, 55%)
HSV	hsv(210, 74%, 87%)
CMYK	cmyk(73.8%, 36.7%, 0%, 13.3%)
CIE-LAB	lab(56.95, 2.32, -48.40)
CIE-LCH	lch(56.95, 48.45, 272.75°)
OKLab	oklab(62.86% -0.0472 -0.1378)
OKLCH	oklch(62.86% 0.146 251.1)
XYZ	xyz(24.1692, 24.8734, 71.9198)
Luminance	0.2488 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A8CDD #DD8B3A

analogous

#3ADDDD #3A8CDD #3A3BDD

triadic

#3A8CDD #DD3A8C #8CDD3A

tetradic

#3A8CDD #DD3ADD #DD8B3A #3BDD3A

square

#3A8CDD #DD3ADD #DD8B3A #3BDD3A

split-complementary

#3A8CDD #DD3A3B #DDDD3A

monochromatic

#174F86 #206DBA #3A8CDD #6EAAE6 #A2C9EF

Accessibility & contrast

On white

3.51

#3A8CDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#3A8CDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8CDD

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A8CDD	#FFFFFF	#000000	##000000
##3A8CDD	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6791E0

Deuteranopia (green-blind)

#4E82DB

Tritanopia (blue-blind)

#009FAA

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #3a8cdd;
/* rgb */ color: rgb(58, 140, 221);
/* oklch */ color: oklch(62.9% 0.146 251.1);

Tailwind

colors: {
  custom: {
    50: '#85ade8',
    500: '#3a8cdd',
    950: '#000000',
  },
}

SCSS

$custom: #3a8cdd;
$custom-light: #85ade8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a8cdd",
  "rgb": {
    "r": 58,
    "g": 140,
    "b": 221
  },
  "hsl": {
    "h": 209.816,
    "s": 70.563,
    "l": 54.706
  },
  "oklch": {
    "l": 0.62864,
    "c": 0.14568,
    "h": 251.1
  },
  "luminance": 0.24876
}

Semantic roles & 50–950 ramp

primary

#3A8CDD

secondary

#DCB997

accent

#933AED

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C1016

muted

#7D7F84

Preview Lab

Preview with #3A8CDD

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

Preview Lab → · Contrast checker → · Palette generator →