#4182BF#4182BF

#4182BF is a mid, moderate cyan. Relative luminance 0.209; OKLCH L 59.2% C 0.115 H 249.1°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#4182BF
RGB	rgb(65, 130, 191)
HSL	hsl(209, 50%, 50%)
HSV	hsv(209, 66%, 75%)
CMYK	cmyk(66%, 31.9%, 0%, 25.1%)
CIE-LAB	lab(52.78, -1.27, -38.01)
CIE-LCH	lch(52.78, 38.03, 268.09°)
OKLab	oklab(59.17% -0.0412 -0.1075)
OKLCH	oklch(59.17% 0.115 249.1)
XYZ	xyz(19.5631, 20.8487, 52.2733)
Luminance	0.2085 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4182BF #BF7E41

analogous

#41BFBD #4182BF #4143BF

triadic

#4182BF #BF4182 #82BF41

tetradic

#4182BF #BD41BF #BF7E41 #43BF41

square

#4182BF #BD41BF #BF7E41 #43BF41

split-complementary

#4182BF #BF4143 #BFBD41

monochromatic

#224464 #316392 #4182BF #6FA0CE #9DBEDE

Accessibility & contrast

On white

4.06

#4182BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#4182BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4182BF

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4182BF	#FFFFFF	#000000	##000000
##4182BF	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6785C2

Deuteranopia (green-blind)

#5679BE

Tritanopia (blue-blind)

#009098

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4182bf;
/* rgb */ color: rgb(65, 130, 191);
/* oklch */ color: oklch(59.2% 0.115 249.1);

Tailwind

colors: {
  custom: {
    50: '#82a6d2',
    500: '#4182bf',
    950: '#000000',
  },
}

SCSS

$custom: #4182bf;
$custom-light: #82a6d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4182bf",
  "rgb": {
    "r": 65,
    "g": 130,
    "b": 191
  },
  "hsl": {
    "h": 209.048,
    "s": 49.606,
    "l": 50.196
  },
  "oklch": {
    "l": 0.59165,
    "c": 0.11513,
    "h": 249.1
  },
  "luminance": 0.20851
}

Semantic roles & 50–950 ramp

primary

#4182BF

secondary

#CAAD92

accent

#924FD9

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4182BF

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

Preview Lab → · Contrast checker → · Palette generator →