#4389D3#4389D3

#4389D3 is a mid, vivid cyan. Relative luminance 0.238; OKLCH L 61.9% C 0.133 H 251.9°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#4389D3
RGB	rgb(67, 137, 211)
HSL	hsl(211, 62%, 55%)
HSV	hsv(211, 68%, 83%)
CMYK	cmyk(68.2%, 35.1%, 0%, 17.3%)
CIE-LAB	lab(55.87, 1.85, -44.48)
CIE-LCH	lch(55.87, 44.52, 272.38°)
OKLab	oklab(61.93% -0.0413 -0.1263)
OKLCH	oklch(61.93% 0.133 251.9)
XYZ	xyz(23.0139, 23.7853, 64.9935)
Luminance	0.2379 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4389D3 #D38D43

analogous

#43D1D3 #4389D3 #4543D3

triadic

#4389D3 #D34389 #89D343

tetradic

#4389D3 #D343D1 #D38D43 #43D345

square

#4389D3 #D343D1 #D38D43 #43D345

split-complementary

#4389D3 #D34543 #D1D343

monochromatic

#1E4C7E #296BB0 #4389D3 #75A8DF #A6C7EA

Accessibility & contrast

On white

3.65

#4389D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#4389D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4389D3

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4389D3	#FFFFFF	#000000	##000000
##4389D3	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#688DD6

Deuteranopia (green-blind)

#5380D2

Tritanopia (blue-blind)

#009AA4

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4389d3;
/* rgb */ color: rgb(67, 137, 211);
/* oklch */ color: oklch(61.9% 0.133 251.9);

Tailwind

colors: {
  custom: {
    50: '#87abe1',
    500: '#4389d3',
    950: '#000000',
  },
}

SCSS

$custom: #4389d3;
$custom-light: #87abe1;
$custom-dark: #000000;

JSON

{
  "hex": "#4389d3",
  "rgb": {
    "r": 67,
    "g": 137,
    "b": 211
  },
  "hsl": {
    "h": 210.833,
    "s": 62.069,
    "l": 54.51
  },
  "oklch": {
    "l": 0.61933,
    "c": 0.13286,
    "h": 251.9
  },
  "luminance": 0.23788
}

Semantic roles & 50–950 ramp

primary

#4389D3

secondary

#D7BA9A

accent

#9643E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4389D3

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

Preview Lab → · Contrast checker → · Palette generator →