#438ED3#438ED3

#438ED3 is a light, vivid cyan. Relative luminance 0.252; OKLCH L 63.1% C 0.128 H 248.9°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#438ED3
RGB	rgb(67, 142, 211)
HSL	hsl(209, 62%, 55%)
HSV	hsv(209, 68%, 83%)
CMYK	cmyk(68.2%, 32.7%, 0%, 17.3%)
CIE-LAB	lab(57.31, -1.10, -42.21)
CIE-LCH	lch(57.31, 42.23, 268.51°)
OKLab	oklab(63.06% -0.0462 -0.1196)
OKLCH	oklch(63.06% 0.128 248.9)
XYZ	xyz(23.7412, 25.2399, 65.2360)
Luminance	0.2524 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438ED3 #D38843

analogous

#43D3D0 #438ED3 #4346D3

triadic

#438ED3 #D3438E #8ED343

tetradic

#438ED3 #D043D3 #D38843 #46D343

square

#438ED3 #D043D3 #D38843 #46D343

split-complementary

#438ED3 #D34346 #D3D043

monochromatic

#1E507E #296FB0 #438ED3 #75ACDF #A6CAEA

Accessibility & contrast

On white

3.47

#438ED3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#438ED3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438ED3

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438ED3	#FFFFFF	#000000	##000000
##438ED3	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F91D6

Deuteranopia (green-blind)

#5B83D2

Tritanopia (blue-blind)

#009EA7

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #438ed3;
/* rgb */ color: rgb(67, 142, 211);
/* oklch */ color: oklch(63.1% 0.128 248.9);

Tailwind

colors: {
  custom: {
    50: '#87aee1',
    500: '#438ed3',
    950: '#000000',
  },
}

SCSS

$custom: #438ed3;
$custom-light: #87aee1;
$custom-dark: #000000;

JSON

{
  "hex": "#438ed3",
  "rgb": {
    "r": 67,
    "g": 142,
    "b": 211
  },
  "hsl": {
    "h": 208.75,
    "s": 62.069,
    "l": 54.51
  },
  "oklch": {
    "l": 0.6306,
    "c": 0.12821,
    "h": 248.9
  },
  "luminance": 0.25242
}

Semantic roles & 50–950 ramp

primary

#438ED3

secondary

#D7B89A

accent

#9143E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #438ED3

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

Preview Lab → · Contrast checker → · Palette generator →