#4181BA#4181BA

#4181BA is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.7% C 0.110 H 247.7°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#4181BA
RGB	rgb(65, 129, 186)
HSL	hsl(208, 48%, 49%)
HSV	hsv(208, 65%, 73%)
CMYK	cmyk(65.1%, 30.6%, 0%, 27.1%)
CIE-LAB	lab(52.25, -2.39, -35.99)
CIE-LCH	lch(52.25, 36.07, 266.19°)
OKLab	oklab(58.67% -0.0416 -0.1016)
OKLCH	oklch(58.67% 0.11 247.7)
XYZ	xyz(18.8899, 20.3676, 49.3807)
Luminance	0.2037 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4181BA #BA7A41

analogous

#41BAB7 #4181BA #4145BA

triadic

#4181BA #BA4181 #81BA41

tetradic

#4181BA #B741BA #BA7A41 #45BA41

square

#4181BA #B741BA #BA7A41 #45BA41

split-complementary

#4181BA #BA4145 #BAB741

monochromatic

#21425F #31628D #4181BA #6C9FCC #9ABDDC

Accessibility & contrast

On white

4.14

#4181BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#4181BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4181BA

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4181BA	#FFFFFF	#000000	##000000
##4181BA	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6883BC

Deuteranopia (green-blind)

#5777B9

Tritanopia (blue-blind)

#008F95

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4181ba;
/* rgb */ color: rgb(65, 129, 186);
/* oklch */ color: oklch(58.7% 0.110 247.7);

Tailwind

colors: {
  custom: {
    50: '#82a5cf',
    500: '#4181ba',
    950: '#000000',
  },
}

SCSS

$custom: #4181ba;
$custom-light: #82a5cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4181ba",
  "rgb": {
    "r": 65,
    "g": 129,
    "b": 186
  },
  "hsl": {
    "h": 208.264,
    "s": 48.207,
    "l": 49.216
  },
  "oklch": {
    "l": 0.58667,
    "c": 0.10983,
    "h": 247.7
  },
  "luminance": 0.2037
}

Semantic roles & 50–950 ramp

primary

#4181BA

secondary

#C8AA8F

accent

#9050D8

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #4181BA

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

Preview Lab → · Contrast checker → · Palette generator →