#438FE4#438FE4

#438FE4 is a light, vivid cyan. Relative luminance 0.264; OKLCH L 64.2% C 0.148 H 253.3°. Best body text is #000000 at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#438FE4
RGB	rgb(67, 143, 228)
HSL	hsl(212, 75%, 58%)
HSV	hsv(212, 71%, 89%)
CMYK	cmyk(70.6%, 37.3%, 0%, 10.6%)
CIE-LAB	lab(58.45, 4.24, -49.91)
CIE-LCH	lch(58.45, 50.09, 274.85°)
OKLab	oklab(64.23% -0.0427 -0.1421)
OKLCH	oklch(64.23% 0.148 253.3)
XYZ	xyz(26.1356, 26.4368, 77.1092)
Luminance	0.2644 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438FE4 #E49843

analogous

#43E0E4 #438FE4 #4743E4

triadic

#438FE4 #E4438F #8FE443

tetradic

#438FE4 #E443E0 #E49843 #43E447

square

#438FE4 #E443E0 #E49843 #43E447

split-complementary

#438FE4 #E44743 #E0E443

monochromatic

#165397 #1D70CC #438FE4 #79AFEC #AECFF3

Accessibility & contrast

On white

3.34

#438FE4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.29

#438FE4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438FE4

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438FE4	#FFFFFF	#000000	##000000
##438FE4	1.00	3.34	6.29	6.29
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.29	21.00	1.00	1.00
##000000	6.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6895E7

Deuteranopia (green-blind)

#5086E2

Tritanopia (blue-blind)

#00A3AE

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #438fe4;
/* rgb */ color: rgb(67, 143, 228);
/* oklch */ color: oklch(64.2% 0.148 253.3);

Tailwind

colors: {
  custom: {
    50: '#89afed',
    500: '#438fe4',
    950: '#000000',
  },
}

SCSS

$custom: #438fe4;
$custom-light: #89afed;
$custom-dark: #000000;

JSON

{
  "hex": "#438fe4",
  "rgb": {
    "r": 67,
    "g": 143,
    "b": 228
  },
  "hsl": {
    "h": 211.677,
    "s": 74.884,
    "l": 57.843
  },
  "oklch": {
    "l": 0.64233,
    "c": 0.14837,
    "h": 253.3
  },
  "luminance": 0.2644
}

Semantic roles & 50–950 ramp

primary

#438FE4

secondary

#E2C3A1

accent

#9936F2

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #438FE4

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

Preview Lab → · Contrast checker → · Palette generator →