#438BCB#438BCB

#438BCB is a mid, vivid cyan. Relative luminance 0.240; OKLCH L 61.9% C 0.121 H 247.9°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#438BCB
RGB	rgb(67, 139, 203)
HSL	hsl(208, 57%, 53%)
HSV	hsv(208, 67%, 80%)
CMYK	cmyk(67%, 31.5%, 0%, 20.4%)
CIE-LAB	lab(56.06, -2.10, -39.68)
CIE-LCH	lch(56.06, 39.73, 266.98°)
OKLab	oklab(61.95% -0.0455 -0.1122)
OKLCH	oklch(61.95% 0.121 247.9)
XYZ	xyz(22.3228, 23.9680, 59.9382)
Luminance	0.2397 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438BCB #CB8343

analogous

#43CBC7 #438BCB #4347CB

triadic

#438BCB #CB438B #8BCB43

tetradic

#438BCB #C743CB #CB8343 #47CB43

square

#438BCB #C743CB #CB8343 #47CB43

split-complementary

#438BCB #CB4347 #CBC743

monochromatic

#204C74 #2D6CA4 #438BCB #73A9D8 #A3C6E6

Accessibility & contrast

On white

3.62

#438BCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#438BCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438BCB

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438BCB	#FFFFFF	#000000	##000000
##438BCB	1.00	3.62	5.79	5.79
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F8ECE

Deuteranopia (green-blind)

#5C80CA

Tritanopia (blue-blind)

#009AA2

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #438bcb;
/* rgb */ color: rgb(67, 139, 203);
/* oklch */ color: oklch(61.9% 0.121 247.9);

Tailwind

colors: {
  custom: {
    50: '#85acdb',
    500: '#438bcb',
    950: '#000000',
  },
}

SCSS

$custom: #438bcb;
$custom-light: #85acdb;
$custom-dark: #000000;

JSON

{
  "hex": "#438bcb",
  "rgb": {
    "r": 67,
    "g": 139,
    "b": 203
  },
  "hsl": {
    "h": 208.235,
    "s": 56.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.61948,
    "c": 0.12111,
    "h": 247.9
  },
  "luminance": 0.2397
}

Semantic roles & 50–950 ramp

primary

#438BCB

secondary

#D2B398

accent

#8F48E0

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #438BCB

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

Preview Lab → · Contrast checker → · Palette generator →