#438CD4#438CD4

#438CD4 is a light, vivid cyan. Relative luminance 0.247; OKLCH L 62.7% C 0.131 H 250.4°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#438CD4
RGB	rgb(67, 140, 212)
HSL	hsl(210, 63%, 55%)
HSV	hsv(210, 68%, 83%)
CMYK	cmyk(68.4%, 34%, 0%, 16.9%)
CIE-LAB	lab(56.78, 0.42, -43.60)
CIE-LCH	lch(56.78, 43.61, 270.56°)
OKLab	oklab(62.66% -0.0439 -0.1237)
OKLCH	oklch(62.66% 0.131 250.4)
XYZ	xyz(23.5721, 24.7004, 65.8000)
Luminance	0.2470 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438CD4 #D48B43

analogous

#43D4D4 #438CD4 #4344D4

triadic

#438CD4 #D4438C #8CD443

tetradic

#438CD4 #D443D4 #D48B43 #44D443

square

#438CD4 #D443D4 #D48B43 #44D443

split-complementary

#438CD4 #D44344 #D4D443

monochromatic

#1D4F7F #296DB1 #438CD4 #75AADF #A7C9EB

Accessibility & contrast

On white

3.53

#438CD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#438CD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438CD4

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438CD4	#FFFFFF	#000000	##000000
##438CD4	1.00	3.53	5.94	5.94
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C90D7

Deuteranopia (green-blind)

#5782D3

Tritanopia (blue-blind)

#009DA6

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #438cd4;
/* rgb */ color: rgb(67, 140, 212);
/* oklch */ color: oklch(62.7% 0.131 250.4);

Tailwind

colors: {
  custom: {
    50: '#87ade1',
    500: '#438cd4',
    950: '#000000',
  },
}

SCSS

$custom: #438cd4;
$custom-light: #87ade1;
$custom-dark: #000000;

JSON

{
  "hex": "#438cd4",
  "rgb": {
    "r": 67,
    "g": 140,
    "b": 212
  },
  "hsl": {
    "h": 209.793,
    "s": 62.771,
    "l": 54.706
  },
  "oklch": {
    "l": 0.62662,
    "c": 0.13126,
    "h": 250.4
  },
  "luminance": 0.24703
}

Semantic roles & 50–950 ramp

primary

#438CD4

secondary

#D8B99B

accent

#9342E6

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #438CD4

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

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