#4389BB#4389BB

#4389BB is a mid, moderate cyan. Relative luminance 0.227; OKLCH L 60.7% C 0.104 H 242.3°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#4389BB
RGB	rgb(67, 137, 187)
HSL	hsl(205, 47%, 50%)
HSV	hsv(205, 64%, 73%)
CMYK	cmyk(64.2%, 26.7%, 0%, 26.7%)
CIE-LAB	lab(54.73, -6.36, -32.67)
CIE-LCH	lch(54.73, 33.29, 258.98°)
OKLab	oklab(60.66% -0.0483 -0.0919)
OKLCH	oklch(60.66% 0.104 242.3)
XYZ	xyz(20.2267, 22.6704, 50.3140)
Luminance	0.2267 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4389BB #BB7543

analogous

#43BBB1 #4389BB #434DBB

triadic

#4389BB #BB4389 #89BB43

tetradic

#4389BB #B143BB #BB7543 #4DBB43

square

#4389BB #B143BB #BB7543 #4DBB43

split-complementary

#4389BB #BB434D #BBB143

monochromatic

#234761 #33688E #4389BB #70A5CC #9DC1DC

Accessibility & contrast

On white

3.79

#4389BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#4389BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4389BB

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4389BB	#FFFFFF	#000000	##000000
##4389BB	1.00	3.79	5.53	5.53
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738ABD

Deuteranopia (green-blind)

#627EBA

Tritanopia (blue-blind)

#00959A

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4389bb;
/* rgb */ color: rgb(67, 137, 187);
/* oklch */ color: oklch(60.7% 0.104 242.3);

Tailwind

colors: {
  custom: {
    50: '#83abcf',
    500: '#4389bb',
    950: '#000000',
  },
}

SCSS

$custom: #4389bb;
$custom-light: #83abcf;
$custom-dark: #000000;

JSON

{
  "hex": "#4389bb",
  "rgb": {
    "r": 67,
    "g": 137,
    "b": 187
  },
  "hsl": {
    "h": 205,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.6066,
    "c": 0.10387,
    "h": 242.3
  },
  "luminance": 0.22672
}

Semantic roles & 50–950 ramp

primary

#4389BB

secondary

#C8A892

accent

#8951D7

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4389BB

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

Preview Lab → · Contrast checker → · Palette generator →