#4098D3#4098D3

#4098D3 is a light, vivid cyan. Relative luminance 0.282; OKLCH L 65.2% C 0.121 H 241.5°. Best body text is #000000 at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#4098D3
RGB	rgb(64, 152, 211)
HSL	hsl(204, 63%, 54%)
HSV	hsv(204, 70%, 83%)
CMYK	cmyk(69.7%, 28%, 0%, 17.3%)
CIE-LAB	lab(60.11, -7.30, -37.82)
CIE-LCH	lch(60.11, 38.51, 259.08°)
OKLab	oklab(65.24% -0.0579 -0.1067)
OKLCH	oklch(65.24% 0.121 241.5)
XYZ	xyz(25.0959, 28.2469, 65.7450)
Luminance	0.2825 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4098D3 #D37B40

analogous

#40D3C5 #4098D3 #404FD3

triadic

#4098D3 #D34098 #98D340

tetradic

#4098D3 #C540D3 #D37B40 #4FD340

square

#4098D3 #C540D3 #D37B40 #4FD340

split-complementary

#4098D3 #D3404F #D3C540

monochromatic

#1D567C #2878AE #4098D3 #72B3DE #A3CEEA

Accessibility & contrast

On white

3.16

#4098D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.65

#4098D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4098D3

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4098D3	#FFFFFF	#000000	##000000
##4098D3	1.00	3.16	6.65	6.65
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.65	21.00	1.00	1.00
##000000	6.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D99D6

Deuteranopia (green-blind)

#698BD2

Tritanopia (blue-blind)

#00A7AD

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4098d3;
/* rgb */ color: rgb(64, 152, 211);
/* oklch */ color: oklch(65.2% 0.121 241.5);

Tailwind

colors: {
  custom: {
    50: '#86b6e0',
    500: '#4098d3',
    950: '#000000',
  },
}

SCSS

$custom: #4098d3;
$custom-light: #86b6e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4098d3",
  "rgb": {
    "r": 64,
    "g": 152,
    "b": 211
  },
  "hsl": {
    "h": 204.082,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.65243,
    "c": 0.12143,
    "h": 241.5
  },
  "luminance": 0.2825
}

Semantic roles & 50–950 ramp

primary

#4098D3

secondary

#D7B198

accent

#8442E6

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4098D3

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

Preview Lab → · Contrast checker → · Palette generator →