#4191DB#4191DB

#4191DB is a light, vivid cyan. Relative luminance 0.265; OKLCH L 64.1% C 0.136 H 249.3°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#4191DB
RGB	rgb(65, 145, 219)
HSL	hsl(209, 68%, 56%)
HSV	hsv(209, 70%, 86%)
CMYK	cmyk(70.3%, 33.8%, 0%, 14.1%)
CIE-LAB	lab(58.50, -0.37, -44.82)
CIE-LCH	lch(58.50, 44.83, 269.52°)
OKLab	oklab(64.1% -0.0482 -0.1272)
OKLCH	oklch(64.1% 0.136 249.3)
XYZ	xyz(25.0867, 26.4863, 70.7943)
Luminance	0.2649 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4191DB #DB8B41

analogous

#41DBD8 #4191DB #4144DB

triadic

#4191DB #DB4191 #91DB41

tetradic

#4191DB #D841DB #DB8B41 #44DB41

square

#4191DB #D841DB #DB8B41 #44DB41

split-complementary

#4191DB #DB4144 #DBD841

monochromatic

#1A5388 #2372BB #4191DB #74AFE5 #A8CDEE

Accessibility & contrast

On white

3.33

#4191DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#4191DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4191DB

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4191DB	#FFFFFF	#000000	##000000
##4191DB	1.00	3.33	6.30	6.30
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7095DE

Deuteranopia (green-blind)

#5A86DA

Tritanopia (blue-blind)

#00A3AC

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4191db;
/* rgb */ color: rgb(65, 145, 219);
/* oklch */ color: oklch(64.1% 0.136 249.3);

Tailwind

colors: {
  custom: {
    50: '#87b0e6',
    500: '#4191db',
    950: '#000000',
  },
}

SCSS

$custom: #4191db;
$custom-light: #87b0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4191db",
  "rgb": {
    "r": 65,
    "g": 145,
    "b": 219
  },
  "hsl": {
    "h": 208.831,
    "s": 68.142,
    "l": 55.686
  },
  "oklch": {
    "l": 0.64102,
    "c": 0.13602,
    "h": 249.3
  },
  "luminance": 0.26489
}

Semantic roles & 50–950 ramp

primary

#4191DB

secondary

#DCBB9C

accent

#913DEB

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4191DB

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

Preview Lab → · Contrast checker → · Palette generator →