#4098D9#4098D9

#4098D9 is a light, vivid cyan. Relative luminance 0.286; OKLCH L 65.5% C 0.128 H 244.1°. Best body text is #000000 at 6.71:1 contrast (WCAG AA passes).

Color values

HEX#4098D9
RGBrgb(64, 152, 217)
HSLhsl(205, 67%, 55%)
HSVhsv(205, 71%, 85%)
CMYKcmyk(70.5%, 30%, 0%, 14.9%)
CIE-LABlab(60.39, -5.25, -40.73)
CIE-LCHlch(60.39, 41.07, 262.66°)
OKLaboklab(65.55% -0.056 -0.1152)
OKLCHoklch(65.55% 0.128 244.1)
XYZxyz(25.8622, 28.5534, 69.7805)
Luminance0.2856 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4098D9 #D98140
analogous
#40D9CD #4098D9 #404CD9
triadic
#4098D9 #D94098 #98D940
tetradic
#4098D9 #CD40D9 #D98140 #4CD940
square
#4098D9 #CD40D9 #D98140 #4CD940
split-complementary
#4098D9 #D9404C #D9CD40
monochromatic
#1A5784 #2479B7 #4098D9 #73B4E3 #A6CFED

Accessibility & contrast

On white

3.13
#4098D9 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.71
#4098D9 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4098D9
6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4098D9#FFFFFF#000000##000000
##4098D91.003.136.716.71
#FFFFFF3.131.0021.0021.00
#0000006.7121.001.001.00
##0000006.7121.001.001.00

Color blindness preview

Protanopia (red-blind)
#7A9ADC
Deuteranopia (green-blind)
#658BD8
Tritanopia (blue-blind)
#00A8AF
Achromatopsia (no color)
#929292

Design tokens & code

CSS
--color: #4098d9;
/* rgb */ color: rgb(64, 152, 217);
/* oklch */ color: oklch(65.5% 0.128 244.1);
Tailwind
colors: {
  custom: {
    50: '#87b6e5',
    500: '#4098d9',
    950: '#000000',
  },
}
SCSS
$custom: #4098d9;
$custom-light: #87b6e5;
$custom-dark: #000000;
JSON
{
  "hex": "#4098d9",
  "rgb": {
    "r": 64,
    "g": 152,
    "b": 217
  },
  "hsl": {
    "h": 205.49,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.6555,
    "c": 0.12812,
    "h": 244.1
  },
  "luminance": 0.28556
}

Semantic roles & 50–950 ramp

primary
#4098D9
secondary
#DAB69A
accent
#873EEA
background
#F8FBFE
surface
#F0F6FC
border
#CBD0D5
text
#0D1115
muted
#7D8084

Preview Lab

Preview with #4098D9

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

Preview Lab → · Contrast checker → · Palette generator →

#4098D9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva