#4099CD#4099CD

#4099CD is a light, moderate cyan. Relative luminance 0.283; OKLCH L 65.2% C 0.114 H 237.9°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#4099CD
RGB	rgb(64, 153, 205)
HSL	hsl(202, 59%, 53%)
HSV	hsv(202, 69%, 80%)
CMYK	cmyk(68.8%, 25.4%, 0%, 19.6%)
CIE-LAB	lab(60.14, -9.89, -34.42)
CIE-LCH	lch(60.14, 35.81, 253.98°)
OKLab	oklab(65.18% -0.0608 -0.0969)
OKLCH	oklch(65.18% 0.114 237.9)
XYZ	xyz(24.5207, 28.2776, 61.9116)
Luminance	0.2828 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4099CD #CD7440

analogous

#40CDBB #4099CD #4052CD

triadic

#4099CD #CD4099 #99CD40

tetradic

#4099CD #BB40CD #CD7440 #52CD40

square

#4099CD #BB40CD #CD7440 #52CD40

split-complementary

#4099CD #CD4052 #CDBB40

monochromatic

#1E5574 #2B78A5 #4099CD #71B3DA #A1CDE6

Accessibility & contrast

On white

3.16

#4099CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#4099CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4099CD

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4099CD	#FFFFFF	#000000	##000000
##4099CD	1.00	3.16	6.66	6.66
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8199CF

Deuteranopia (green-blind)

#6D8BCC

Tritanopia (blue-blind)

#00A6AB

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4099cd;
/* rgb */ color: rgb(64, 153, 205);
/* oklch */ color: oklch(65.2% 0.114 237.9);

Tailwind

colors: {
  custom: {
    50: '#85b7dc',
    500: '#4099cd',
    950: '#000000',
  },
}

SCSS

$custom: #4099cd;
$custom-light: #85b7dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4099cd",
  "rgb": {
    "r": 64,
    "g": 153,
    "b": 205
  },
  "hsl": {
    "h": 202.128,
    "s": 58.506,
    "l": 52.745
  },
  "oklch": {
    "l": 0.65178,
    "c": 0.11439,
    "h": 237.9
  },
  "luminance": 0.2828
}

Semantic roles & 50–950 ramp

primary

#4099CD

secondary

#D3AC96

accent

#7F46E2

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4099CD

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

Preview Lab → · Contrast checker → · Palette generator →