#4397CF#4397CF

#4397CF is a light, moderate cyan. Relative luminance 0.278; OKLCH L 64.9% C 0.116 H 241.1°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#4397CF
RGB	rgb(67, 151, 207)
HSL	hsl(204, 59%, 54%)
HSV	hsv(204, 68%, 81%)
CMYK	cmyk(67.6%, 27.1%, 0%, 18.8%)
CIE-LAB	lab(59.73, -7.63, -36.16)
CIE-LCH	lch(59.73, 36.96, 258.09°)
OKLab	oklab(64.91% -0.0563 -0.1019)
OKLCH	oklch(64.91% 0.116 241.1)
XYZ	xyz(24.6395, 27.8289, 63.0924)
Luminance	0.2783 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4397CF #CF7B43

analogous

#43CFC1 #4397CF #4351CF

triadic

#4397CF #CF4397 #97CF43

tetradic

#4397CF #C143CF #CF7B43 #51CF43

square

#4397CF #C143CF #CF7B43 #51CF43

split-complementary

#4397CF #CF4351 #CFC143

monochromatic

#1F5579 #2B77AA #4397CF #74B2DB #A5CDE8

Accessibility & contrast

On white

3.20

#4397CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#4397CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4397CF

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4397CF	#FFFFFF	#000000	##000000
##4397CF	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D97D2

Deuteranopia (green-blind)

#6A8ACE

Tritanopia (blue-blind)

#00A5AA

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4397cf;
/* rgb */ color: rgb(67, 151, 207);
/* oklch */ color: oklch(64.9% 0.116 241.1);

Tailwind

colors: {
  custom: {
    50: '#86b5de',
    500: '#4397cf',
    950: '#000000',
  },
}

SCSS

$custom: #4397cf;
$custom-light: #86b5de;
$custom-dark: #000000;

JSON

{
  "hex": "#4397cf",
  "rgb": {
    "r": 67,
    "g": 151,
    "b": 207
  },
  "hsl": {
    "h": 204,
    "s": 59.322,
    "l": 53.725
  },
  "oklch": {
    "l": 0.64912,
    "c": 0.11647,
    "h": 241.1
  },
  "luminance": 0.27832
}

Semantic roles & 50–950 ramp

primary

#4397CF

secondary

#D5B199

accent

#8445E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4397CF

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

Preview Lab → · Contrast checker → · Palette generator →