#4397B5#4397B5

#4397B5 is a light, moderate cyan. Relative luminance 0.267; OKLCH L 63.7% C 0.092 H 224.6°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#4397B5
RGB	rgb(67, 151, 181)
HSL	hsl(196, 46%, 49%)
HSV	hsv(196, 63%, 71%)
CMYK	cmyk(63%, 16.6%, 0%, 29%)
CIE-LAB	lab(58.66, -16.12, -23.18)
CIE-LCH	lch(58.66, 28.24, 235.18°)
OKLab	oklab(63.7% -0.0655 -0.0646)
OKLCH	oklch(63.7% 0.092 224.6)
XYZ	xyz(21.7185, 26.6605, 47.7085)
Luminance	0.2666 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4397B5 #B56143

analogous

#43B59A #4397B5 #435EB5

triadic

#4397B5 #B54397 #97B543

tetradic

#4397B5 #9A43B5 #B56143 #5EB543

square

#4397B5 #9A43B5 #B56143 #5EB543

split-complementary

#4397B5 #B5435E #B59A43

monochromatic

#224C5C #327288 #4397B5 #6CB0C9 #99C8D9

Accessibility & contrast

On white

3.32

#4397B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#4397B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4397B5

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4397B5	#FFFFFF	#000000	##000000
##4397B5	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8694B7

Deuteranopia (green-blind)

#7688B5

Tritanopia (blue-blind)

#00A0A1

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4397b5;
/* rgb */ color: rgb(67, 151, 181);
/* oklch */ color: oklch(63.7% 0.092 224.6);

Tailwind

colors: {
  custom: {
    50: '#83b5cb',
    500: '#4397b5',
    950: '#000000',
  },
}

SCSS

$custom: #4397b5;
$custom-light: #83b5cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4397b5",
  "rgb": {
    "r": 67,
    "g": 151,
    "b": 181
  },
  "hsl": {
    "h": 195.789,
    "s": 45.968,
    "l": 48.627
  },
  "oklch": {
    "l": 0.63702,
    "c": 0.09203,
    "h": 224.6
  },
  "luminance": 0.26663
}

Semantic roles & 50–950 ramp

primary

#4397B5

secondary

#C59D8F

accent

#7552D6

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #4397B5

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

Preview Lab → · Contrast checker → · Palette generator →