#4182C3#4182C3

#4182C3 is a mid, vivid cyan. Relative luminance 0.210; OKLCH L 59.4% C 0.120 H 250.5°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#4182C3
RGB	rgb(65, 130, 195)
HSL	hsl(210, 52%, 51%)
HSV	hsv(210, 67%, 76%)
CMYK	cmyk(66.7%, 33.3%, 0%, 23.5%)
CIE-LAB	lab(52.98, 0.12, -39.99)
CIE-LCH	lch(52.98, 39.99, 270.17°)
OKLab	oklab(59.38% -0.04 -0.1133)
OKLCH	oklch(59.38% 0.12 250.5)
XYZ	xyz(20.0093, 21.0272, 54.6233)
Luminance	0.2103 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4182C3 #C38241

analogous

#41C3C3 #4182C3 #4141C3

triadic

#4182C3 #C34182 #82C341

tetradic

#4182C3 #C341C3 #C38241 #41C341

square

#4182C3 #C341C3 #C38241 #41C341

split-complementary

#4182C3 #C34141 #C3C341

monochromatic

#214569 #306397 #4182C3 #70A1D2 #9EBFE0

Accessibility & contrast

On white

4.03

#4182C3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#4182C3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4182C3

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4182C3	#FFFFFF	#000000	##000000
##4182C3	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6585C6

Deuteranopia (green-blind)

#5379C2

Tritanopia (blue-blind)

#009199

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4182c3;
/* rgb */ color: rgb(65, 130, 195);
/* oklch */ color: oklch(59.4% 0.120 250.5);

Tailwind

colors: {
  custom: {
    50: '#83a6d5',
    500: '#4182c3',
    950: '#000000',
  },
}

SCSS

$custom: #4182c3;
$custom-light: #83a6d5;
$custom-dark: #000000;

JSON

{
  "hex": "#4182c3",
  "rgb": {
    "r": 65,
    "g": 130,
    "b": 195
  },
  "hsl": {
    "h": 210,
    "s": 52,
    "l": 50.98
  },
  "oklch": {
    "l": 0.59383,
    "c": 0.12014,
    "h": 250.5
  },
  "luminance": 0.21029
}

Semantic roles & 50–950 ramp

primary

#4182C3

secondary

#CDB093

accent

#944CDB

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #4182C3

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

Preview Lab → · Contrast checker → · Palette generator →