#4185CB#4185CB

#4185CB is a mid, vivid cyan. Relative luminance 0.222; OKLCH L 60.5% C 0.127 H 251.3°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#4185CB
RGB	rgb(65, 133, 203)
HSL	hsl(210, 57%, 53%)
HSV	hsv(210, 68%, 80%)
CMYK	cmyk(68%, 34.5%, 0%, 20.4%)
CIE-LAB	lab(54.25, 1.12, -42.53)
CIE-LCH	lch(54.25, 42.55, 271.50°)
OKLab	oklab(60.51% -0.0408 -0.1207)
OKLCH	oklch(60.51% 0.127 251.3)
XYZ	xyz(21.3430, 22.2084, 59.6502)
Luminance	0.2221 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4185CB #CB8741

analogous

#41CACB #4185CB #4241CB

triadic

#4185CB #CB4185 #85CB41

tetradic

#4185CB #CB41CA #CB8741 #41CB42

square

#4185CB #CB41CA #CB8741 #41CB42

split-complementary

#4185CB #CB4241 #CACB41

monochromatic

#1F4872 #2C67A2 #4185CB #71A4D8 #A1C3E5

Accessibility & contrast

On white

3.86

#4185CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#4185CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4185CB

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4185CB	#FFFFFF	#000000	##000000
##4185CB	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6689CE

Deuteranopia (green-blind)

#527CCA

Tritanopia (blue-blind)

#00959E

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4185cb;
/* rgb */ color: rgb(65, 133, 203);
/* oklch */ color: oklch(60.5% 0.127 251.3);

Tailwind

colors: {
  custom: {
    50: '#84a8db',
    500: '#4185cb',
    950: '#000000',
  },
}

SCSS

$custom: #4185cb;
$custom-light: #84a8db;
$custom-dark: #000000;

JSON

{
  "hex": "#4185cb",
  "rgb": {
    "r": 65,
    "g": 133,
    "b": 203
  },
  "hsl": {
    "h": 210.435,
    "s": 57.025,
    "l": 52.549
  },
  "oklch": {
    "l": 0.60508,
    "c": 0.1274,
    "h": 251.3
  },
  "luminance": 0.22211
}

Semantic roles & 50–950 ramp

primary

#4185CB

secondary

#D2B496

accent

#9548E0

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4185CB

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

Preview Lab → · Contrast checker → · Palette generator →