#4389B3#4389B3

#4389B3 is a mid, moderate cyan. Relative luminance 0.223; OKLCH L 60.3% C 0.095 H 237.6°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#4389B3
RGB	rgb(67, 137, 179)
HSL	hsl(203, 46%, 48%)
HSV	hsv(203, 63%, 70%)
CMYK	cmyk(62.6%, 23.5%, 0%, 29.8%)
CIE-LAB	lab(54.38, -9.02, -28.64)
CIE-LCH	lch(54.38, 30.03, 252.53°)
OKLab	oklab(60.27% -0.051 -0.0803)
OKLCH	oklch(60.27% 0.095 237.6)
XYZ	xyz(19.3940, 22.3374, 45.9286)
Luminance	0.2234 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4389B3 #B36D43

analogous

#43B3A5 #4389B3 #4351B3

triadic

#4389B3 #B34389 #89B343

tetradic

#4389B3 #A543B3 #B36D43 #51B343

square

#4389B3 #A543B3 #B36D43 #51B343

split-complementary

#4389B3 #B34351 #B3A543

monochromatic

#22455A #326786 #4389B3 #6BA5C8 #98C0D8

Accessibility & contrast

On white

3.84

#4389B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#4389B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4389B3

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4389B3	#FFFFFF	#000000	##000000
##4389B3	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7588B5

Deuteranopia (green-blind)

#667DB2

Tritanopia (blue-blind)

#009497

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4389b3;
/* rgb */ color: rgb(67, 137, 179);
/* oklch */ color: oklch(60.3% 0.095 237.6);

Tailwind

colors: {
  custom: {
    50: '#82abca',
    500: '#4389b3',
    950: '#000000',
  },
}

SCSS

$custom: #4389b3;
$custom-light: #82abca;
$custom-dark: #000000;

JSON

{
  "hex": "#4389b3",
  "rgb": {
    "r": 67,
    "g": 137,
    "b": 179
  },
  "hsl": {
    "h": 202.5,
    "s": 45.528,
    "l": 48.235
  },
  "oklch": {
    "l": 0.6027,
    "c": 0.09516,
    "h": 237.6
  },
  "luminance": 0.22339
}

Semantic roles & 50–950 ramp

primary

#4389B3

secondary

#C4A28D

accent

#8453D5

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #4389B3

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

Preview Lab → · Contrast checker → · Palette generator →