#4398BB#4398BB

#4398BB is a light, moderate cyan. Relative luminance 0.272; OKLCH L 64.2% C 0.097 H 228.2°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#4398BB
RGB	rgb(67, 152, 187)
HSL	hsl(198, 47%, 50%)
HSV	hsv(198, 64%, 73%)
CMYK	cmyk(64.2%, 18.7%, 0%, 26.7%)
CIE-LAB	lab(59.19, -14.76, -25.76)
CIE-LCH	lch(59.19, 29.68, 240.19°)
OKLab	oklab(64.2% -0.0643 -0.072)
OKLCH	oklch(64.2% 0.097 228.2)
XYZ	xyz(22.5091, 27.2353, 51.0748)
Luminance	0.2724 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4398BB #BB6643

analogous

#43BBA2 #4398BB #435CBB

triadic

#4398BB #BB4398 #98BB43

tetradic

#4398BB #A243BB #BB6643 #5CBB43

square

#4398BB #A243BB #BB6643 #5CBB43

split-complementary

#4398BB #BB435C #BBA243

monochromatic

#234F61 #33738E #4398BB #70B1CC #9DC9DC

Accessibility & contrast

On white

3.26

#4398BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#4398BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4398BB

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4398BB	#FFFFFF	#000000	##000000
##4398BB	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8695BD

Deuteranopia (green-blind)

#7589BB

Tritanopia (blue-blind)

#00A2A3

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4398bb;
/* rgb */ color: rgb(67, 152, 187);
/* oklch */ color: oklch(64.2% 0.097 228.2);

Tailwind

colors: {
  custom: {
    50: '#84b6cf',
    500: '#4398bb',
    950: '#000000',
  },
}

SCSS

$custom: #4398bb;
$custom-light: #84b6cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4398bb",
  "rgb": {
    "r": 67,
    "g": 152,
    "b": 187
  },
  "hsl": {
    "h": 197.5,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.64204,
    "c": 0.09652,
    "h": 228.2
  },
  "luminance": 0.27238
}

Semantic roles & 50–950 ramp

primary

#4398BB

secondary

#C8A292

accent

#7851D7

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #4398BB

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

Preview Lab → · Contrast checker → · Palette generator →