#4397DB#4397DB

#4397DB is a light, vivid cyan. Relative luminance 0.284; OKLCH L 65.5% C 0.130 H 246.1°. Best body text is #000000 at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#4397DB
RGB	rgb(67, 151, 219)
HSL	hsl(207, 68%, 56%)
HSV	hsv(207, 69%, 86%)
CMYK	cmyk(69.4%, 31.1%, 0%, 14.1%)
CIE-LAB	lab(60.28, -3.55, -42.00)
CIE-LCH	lch(60.28, 42.15, 265.16°)
OKLab	oklab(65.53% -0.0527 -0.1189)
OKLCH	oklch(65.53% 0.13 246.1)
XYZ	xyz(26.1627, 28.4381, 71.1144)
Luminance	0.2844 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4397DB #DB8743

analogous

#43DBD3 #4397DB #434BDB

triadic

#4397DB #DB4397 #97DB43

tetradic

#4397DB #D343DB #DB8743 #4BDB43

square

#4397DB #D343DB #DB8743 #4BDB43

split-complementary

#4397DB #DB434B #DBD343

monochromatic

#1A5889 #2478BD #4397DB #76B3E5 #AAD0EF

Accessibility & contrast

On white

3.14

#4397DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.69

#4397DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4397DB

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4397DB	#FFFFFF	#000000	##000000
##4397DB	1.00	3.14	6.69	6.69
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.69	21.00	1.00	1.00
##000000	6.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7899DE

Deuteranopia (green-blind)

#638BDA

Tritanopia (blue-blind)

#00A7AF

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4397db;
/* rgb */ color: rgb(67, 151, 219);
/* oklch */ color: oklch(65.5% 0.130 246.1);

Tailwind

colors: {
  custom: {
    50: '#88b5e6',
    500: '#4397db',
    950: '#000000',
  },
}

SCSS

$custom: #4397db;
$custom-light: #88b5e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4397db",
  "rgb": {
    "r": 67,
    "g": 151,
    "b": 219
  },
  "hsl": {
    "h": 206.842,
    "s": 67.857,
    "l": 56.078
  },
  "oklch": {
    "l": 0.65526,
    "c": 0.13003,
    "h": 246.1
  },
  "luminance": 0.28441
}

Semantic roles & 50–950 ramp

primary

#4397DB

secondary

#DCBA9E

accent

#8B3DEB

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4397DB

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

Preview Lab → · Contrast checker → · Palette generator →