#4099CE#4099CE

#4099CE is a light, moderate cyan. Relative luminance 0.283; OKLCH L 65.2% C 0.115 H 238.4°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#4099CE
RGB	rgb(64, 153, 206)
HSL	hsl(202, 59%, 53%)
HSV	hsv(202, 69%, 81%)
CMYK	cmyk(68.9%, 25.7%, 0%, 19.2%)
CIE-LAB	lab(60.18, -9.55, -34.91)
CIE-LCH	lch(60.18, 36.19, 254.70°)
OKLab	oklab(65.23% -0.0605 -0.0983)
OKLCH	oklch(65.23% 0.115 238.4)
XYZ	xyz(24.6418, 28.3260, 62.5493)
Luminance	0.2833 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4099CE #CE7540

analogous

#40CEBC #4099CE #4052CE

triadic

#4099CE #CE4099 #99CE40

tetradic

#4099CE #BC40CE #CE7540 #52CE40

square

#4099CE #BC40CE #CE7540 #52CE40

split-complementary

#4099CE #CE4052 #CEBC40

monochromatic

#1E5575 #2B78A6 #4099CE #71B3DA #A1CDE7

Accessibility & contrast

On white

3.15

#4099CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#4099CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4099CE

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4099CE	#FFFFFF	#000000	##000000
##4099CE	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8099D0

Deuteranopia (green-blind)

#6D8BCD

Tritanopia (blue-blind)

#00A6AB

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4099ce;
/* rgb */ color: rgb(64, 153, 206);
/* oklch */ color: oklch(65.2% 0.115 238.4);

Tailwind

colors: {
  custom: {
    50: '#85b6dd',
    500: '#4099ce',
    950: '#000000',
  },
}

SCSS

$custom: #4099ce;
$custom-light: #85b6dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4099ce",
  "rgb": {
    "r": 64,
    "g": 153,
    "b": 206
  },
  "hsl": {
    "h": 202.394,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.65227,
    "c": 0.11543,
    "h": 238.4
  },
  "luminance": 0.28329
}

Semantic roles & 50–950 ramp

primary

#4099CE

secondary

#D4AD96

accent

#8045E2

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4099CE

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

Preview Lab → · Contrast checker → · Palette generator →