#438FDD#438FDD

#438FDD is a light, vivid cyan. Relative luminance 0.261; OKLCH L 63.8% C 0.140 H 251.4°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#438FDD
RGB	rgb(67, 143, 221)
HSL	hsl(210, 69%, 56%)
HSV	hsv(210, 70%, 87%)
CMYK	cmyk(69.7%, 35.3%, 0%, 13.3%)
CIE-LAB	lab(58.09, 1.79, -46.58)
CIE-LCH	lch(58.09, 46.61, 272.20°)
OKLab	oklab(63.83% -0.0445 -0.1323)
OKLCH	oklch(63.83% 0.14 251.4)
XYZ	xyz(25.1835, 26.0560, 72.0947)
Luminance	0.2606 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438FDD #DD9143

analogous

#43DCDD #438FDD #4443DD

triadic

#438FDD #DD438F #8FDD43

tetradic

#438FDD #DD43DC #DD9143 #43DD44

square

#438FDD #DD43DC #DD9143 #43DD44

split-complementary

#438FDD #DD4443 #DCDD43

monochromatic

#19528C #2370C0 #438FDD #77AEE6 #ABCDF0

Accessibility & contrast

On white

3.38

#438FDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#438FDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438FDD

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438FDD	#FFFFFF	#000000	##000000
##438FDD	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C94E0

Deuteranopia (green-blind)

#5685DB

Tritanopia (blue-blind)

#00A1AC

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #438fdd;
/* rgb */ color: rgb(67, 143, 221);
/* oklch */ color: oklch(63.8% 0.140 251.4);

Tailwind

colors: {
  custom: {
    50: '#88afe8',
    500: '#438fdd',
    950: '#000000',
  },
}

SCSS

$custom: #438fdd;
$custom-light: #88afe8;
$custom-dark: #000000;

JSON

{
  "hex": "#438fdd",
  "rgb": {
    "r": 67,
    "g": 143,
    "b": 221
  },
  "hsl": {
    "h": 210.39,
    "s": 69.369,
    "l": 56.471
  },
  "oklch": {
    "l": 0.63835,
    "c": 0.13961,
    "h": 251.4
  },
  "luminance": 0.26059
}

Semantic roles & 50–950 ramp

primary

#438FDD

secondary

#DEBE9E

accent

#953CEC

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #438FDD

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

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