#438ECF#438ECF

#438ECF is a light, vivid cyan. Relative luminance 0.250; OKLCH L 62.8% C 0.123 H 247.4°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#438ECF
RGB	rgb(67, 142, 207)
HSL	hsl(208, 59%, 54%)
HSV	hsv(208, 68%, 81%)
CMYK	cmyk(67.6%, 31.4%, 0%, 18.8%)
CIE-LAB	lab(57.12, -2.47, -40.27)
CIE-LCH	lch(57.12, 40.34, 266.49°)
OKLab	oklab(62.85% -0.0473 -0.1139)
OKLCH	oklch(62.85% 0.123 247.4)
XYZ	xyz(23.2460, 25.0418, 62.6278)
Luminance	0.2504 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438ECF #CF8443

analogous

#43CFCA #438ECF #4348CF

triadic

#438ECF #CF438E #8ECF43

tetradic

#438ECF #CA43CF #CF8443 #48CF43

square

#438ECF #CA43CF #CF8443 #48CF43

split-complementary

#438ECF #CF4348 #CFCA43

monochromatic

#1F4F79 #2B6FAA #438ECF #74ABDB #A5C9E8

Accessibility & contrast

On white

3.49

#438ECF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.01

#438ECF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438ECF

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438ECF	#FFFFFF	#000000	##000000
##438ECF	1.00	3.49	6.01	6.01
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.01	21.00	1.00	1.00
##000000	6.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7191D2

Deuteranopia (green-blind)

#5E83CE

Tritanopia (blue-blind)

#009DA5

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #438ecf;
/* rgb */ color: rgb(67, 142, 207);
/* oklch */ color: oklch(62.8% 0.123 247.4);

Tailwind

colors: {
  custom: {
    50: '#86aede',
    500: '#438ecf',
    950: '#000000',
  },
}

SCSS

$custom: #438ecf;
$custom-light: #86aede;
$custom-dark: #000000;

JSON

{
  "hex": "#438ecf",
  "rgb": {
    "r": 67,
    "g": 142,
    "b": 207
  },
  "hsl": {
    "h": 207.857,
    "s": 59.322,
    "l": 53.725
  },
  "oklch": {
    "l": 0.62845,
    "c": 0.12337,
    "h": 247.4
  },
  "luminance": 0.25044
}

Semantic roles & 50–950 ramp

primary

#438ECF

secondary

#D5B599

accent

#8E45E3

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #438ECF

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

Preview Lab → · Contrast checker → · Palette generator →