#4187BE#4187BE

#4187BE is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 60.3% C 0.110 H 244.8°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#4187BE
RGB	rgb(65, 135, 190)
HSL	hsl(206, 49%, 50%)
HSV	hsv(206, 66%, 75%)
CMYK	cmyk(65.8%, 28.9%, 0%, 25.5%)
CIE-LAB	lab(54.20, -4.54, -35.21)
CIE-LCH	lch(54.20, 35.50, 262.65°)
OKLab	oklab(60.27% -0.0466 -0.0993)
OKLCH	oklch(60.27% 0.11 244.8)
XYZ	xyz(20.1347, 22.1674, 51.9228)
Luminance	0.2217 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4187BE #BE7841

analogous

#41BEB7 #4187BE #4148BE

triadic

#4187BE #BE4187 #87BE41

tetradic

#4187BE #B741BE #BE7841 #48BE41

square

#4187BE #B741BE #BE7841 #48BE41

split-complementary

#4187BE #BE4148 #BEB741

monochromatic

#224663 #316790 #4187BE #6FA4CE #9CC1DD

Accessibility & contrast

On white

3.86

#4187BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#4187BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4187BE

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4187BE	#FFFFFF	#000000	##000000
##4187BE	1.00	3.86	5.43	5.43
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F88C0

Deuteranopia (green-blind)

#5D7CBD

Tritanopia (blue-blind)

#00949A

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4187be;
/* rgb */ color: rgb(65, 135, 190);
/* oklch */ color: oklch(60.3% 0.110 244.8);

Tailwind

colors: {
  custom: {
    50: '#82a9d2',
    500: '#4187be',
    950: '#000000',
  },
}

SCSS

$custom: #4187be;
$custom-light: #82a9d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4187be",
  "rgb": {
    "r": 65,
    "g": 135,
    "b": 190
  },
  "hsl": {
    "h": 206.4,
    "s": 49.02,
    "l": 50
  },
  "oklch": {
    "l": 0.60269,
    "c": 0.10975,
    "h": 244.8
  },
  "luminance": 0.22169
}

Semantic roles & 50–950 ramp

primary

#4187BE

secondary

#C9AA91

accent

#8C4FD9

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4187BE

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

Preview Lab → · Contrast checker → · Palette generator →