#4098D5#4098D5

#4098D5 is a light, vivid cyan. Relative luminance 0.284; OKLCH L 65.3% C 0.124 H 242.4°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#4098D5
RGB	rgb(64, 152, 213)
HSL	hsl(205, 64%, 54%)
HSV	hsv(205, 70%, 84%)
CMYK	cmyk(70%, 28.6%, 0%, 16.5%)
CIE-LAB	lab(60.20, -6.62, -38.79)
CIE-LCH	lch(60.20, 39.35, 260.32°)
OKLab	oklab(65.35% -0.0572 -0.1096)
OKLCH	oklch(65.35% 0.124 242.4)
XYZ	xyz(25.3482, 28.3478, 67.0736)
Luminance	0.2835 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4098D5 #D57D40

analogous

#40D5C8 #4098D5 #404ED5

triadic

#4098D5 #D54098 #98D540

tetradic

#4098D5 #C840D5 #D57D40 #4ED540

square

#4098D5 #C840D5 #D57D40 #4ED540

split-complementary

#4098D5 #D5404E #D5C840

monochromatic

#1C567F #2778B1 #4098D5 #72B3E0 #A4CEEB

Accessibility & contrast

On white

3.15

#4098D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#4098D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4098D5

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4098D5	#FFFFFF	#000000	##000000
##4098D5	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)

#7C99D8

Deuteranopia (green-blind)

#688BD4

Tritanopia (blue-blind)

#00A7AD

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4098d5;
/* rgb */ color: rgb(64, 152, 213);
/* oklch */ color: oklch(65.3% 0.124 242.4);

Tailwind

colors: {
  custom: {
    50: '#86b6e2',
    500: '#4098d5',
    950: '#000000',
  },
}

SCSS

$custom: #4098d5;
$custom-light: #86b6e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4098d5",
  "rgb": {
    "r": 64,
    "g": 152,
    "b": 213
  },
  "hsl": {
    "h": 204.564,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.65345,
    "c": 0.12363,
    "h": 242.4
  },
  "luminance": 0.28351
}

Semantic roles & 50–950 ramp

primary

#4098D5

secondary

#D8B399

accent

#8541E7

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4098D5

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

Preview Lab → · Contrast checker → · Palette generator →