#3498B3#3498B3

#3498B3 is a light, moderate cyan. Relative luminance 0.264; OKLCH L 63.4% C 0.098 H 219.5°. Best body text is #000000 at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#3498B3
RGB	rgb(52, 152, 179)
HSL	hsl(193, 55%, 45%)
HSV	hsv(193, 71%, 70%)
CMYK	cmyk(70.9%, 15.1%, 0%, 29.8%)
CIE-LAB	lab(58.45, -19.71, -22.41)
CIE-LCH	lch(58.45, 29.84, 228.66°)
OKLab	oklab(63.39% -0.0758 -0.0625)
OKLCH	oklch(63.39% 0.098 219.5)
XYZ	xyz(20.7777, 26.4388, 46.6472)
Luminance	0.2644 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3498B3 #B34F34

analogous

#34B38E #3498B3 #3458B3

triadic

#3498B3 #B33498 #98B334

tetradic

#3498B3 #8E34B3 #B34F34 #58B334

square

#3498B3 #8E34B3 #B34F34 #58B334

split-complementary

#3498B3 #B33458 #B38E34

monochromatic

#184754 #267084 #3498B3 #56B5CE #86C9DC

Accessibility & contrast

On white

3.34

#3498B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.29

#3498B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3498B3

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3498B3	#FFFFFF	#000000	##000000
##3498B3	1.00	3.34	6.29	6.29
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.29	21.00	1.00	1.00
##000000	6.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8794B4

Deuteranopia (green-blind)

#7687B3

Tritanopia (blue-blind)

#00A1A1

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3498b3;
/* rgb */ color: rgb(52, 152, 179);
/* oklch */ color: oklch(63.4% 0.098 219.5);

Tailwind

colors: {
  custom: {
    50: '#7cb6c9',
    500: '#3498b3',
    950: '#000000',
  },
}

SCSS

$custom: #3498b3;
$custom-light: #7cb6c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3498b3",
  "rgb": {
    "r": 52,
    "g": 152,
    "b": 179
  },
  "hsl": {
    "h": 192.756,
    "s": 54.978,
    "l": 45.294
  },
  "oklch": {
    "l": 0.63388,
    "c": 0.09824,
    "h": 219.5
  },
  "luminance": 0.26441
}

Semantic roles & 50–950 ramp

primary

#3498B3

secondary

#C58D7D

accent

#6949DE

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3498B3

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

Preview Lab → · Contrast checker → · Palette generator →