#4189B4#4189B4

#4189B4 is a mid, moderate cyan. Relative luminance 0.223; OKLCH L 60.2% C 0.097 H 237.6°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#4189B4
RGB	rgb(65, 137, 180)
HSL	hsl(202, 47%, 48%)
HSV	hsv(202, 64%, 71%)
CMYK	cmyk(63.9%, 23.9%, 0%, 29.4%)
CIE-LAB	lab(54.35, -9.05, -29.27)
CIE-LCH	lch(54.35, 30.64, 252.81°)
OKLab	oklab(60.24% -0.0521 -0.0821)
OKLCH	oklch(60.24% 0.097 237.6)
XYZ	xyz(19.3607, 22.3085, 46.4568)
Luminance	0.2231 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4189B4 #B46C41

analogous

#41B4A5 #4189B4 #414FB4

triadic

#4189B4 #B44189 #89B441

tetradic

#4189B4 #A541B4 #B46C41 #4FB441

square

#4189B4 #A541B4 #B46C41 #4FB441

split-complementary

#4189B4 #B4414F #B4A541

monochromatic

#21455A #316787 #4189B4 #69A5C9 #96C0D9

Accessibility & contrast

On white

3.84

#4189B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#4189B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4189B4

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4189B4	#FFFFFF	#000000	##000000
##4189B4	1.00	3.84	5.46	5.46
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7588B6

Deuteranopia (green-blind)

#657DB3

Tritanopia (blue-blind)

#009498

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4189b4;
/* rgb */ color: rgb(65, 137, 180);
/* oklch */ color: oklch(60.2% 0.097 237.6);

Tailwind

colors: {
  custom: {
    50: '#81abca',
    500: '#4189b4',
    950: '#000000',
  },
}

SCSS

$custom: #4189b4;
$custom-light: #81abca;
$custom-dark: #000000;

JSON

{
  "hex": "#4189b4",
  "rgb": {
    "r": 65,
    "g": 137,
    "b": 180
  },
  "hsl": {
    "h": 202.435,
    "s": 46.939,
    "l": 48.039
  },
  "oklch": {
    "l": 0.6024,
    "c": 0.09725,
    "h": 237.6
  },
  "luminance": 0.2231
}

Semantic roles & 50–950 ramp

primary

#4189B4

secondary

#C5A18C

accent

#8351D7

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #4189B4

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

Preview Lab → · Contrast checker → · Palette generator →