#4097DD#4097DD

#4097DD is a light, vivid cyan. Relative luminance 0.284; OKLCH L 65.5% C 0.134 H 246.2°. Best body text is #000000 at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#4097DD
RGB	rgb(64, 151, 221)
HSL	hsl(207, 70%, 56%)
HSV	hsv(207, 71%, 87%)
CMYK	cmyk(71%, 31.7%, 0%, 13.3%)
CIE-LAB	lab(60.28, -3.30, -43.12)
CIE-LCH	lch(60.28, 43.25, 265.63°)
OKLab	oklab(65.53% -0.0539 -0.1222)
OKLCH	oklch(65.53% 0.134 246.2)
XYZ	xyz(26.2271, 28.4408, 72.5000)
Luminance	0.2844 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4097DD #DD8640

analogous

#40DDD5 #4097DD #4048DD

triadic

#4097DD #DD4097 #97DD40

tetradic

#4097DD #D540DD #DD8640 #48DD40

square

#4097DD #D540DD #DD8640 #48DD40

split-complementary

#4097DD #DD4048 #DDD540

monochromatic

#19578A #2278BE #4097DD #74B3E6 #A8D0EF

Accessibility & contrast

On white

3.14

#4097DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.69

#4097DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4097DD

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4097DD	#FFFFFF	#000000	##000000
##4097DD	1.00	3.14	6.69	6.69
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.69	21.00	1.00	1.00
##000000	6.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#779AE0

Deuteranopia (green-blind)

#618BDC

Tritanopia (blue-blind)

#00A8B0

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4097dd;
/* rgb */ color: rgb(64, 151, 221);
/* oklch */ color: oklch(65.5% 0.134 246.2);

Tailwind

colors: {
  custom: {
    50: '#87b5e8',
    500: '#4097dd',
    950: '#000000',
  },
}

SCSS

$custom: #4097dd;
$custom-light: #87b5e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4097dd",
  "rgb": {
    "r": 64,
    "g": 151,
    "b": 221
  },
  "hsl": {
    "h": 206.752,
    "s": 69.778,
    "l": 55.882
  },
  "oklch": {
    "l": 0.65533,
    "c": 0.13354,
    "h": 246.2
  },
  "luminance": 0.28444
}

Semantic roles & 50–950 ramp

primary

#4097DD

secondary

#DDB99C

accent

#8A3BED

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4097DD

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

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