#4098CB#4098CB

#4098CB is a light, moderate cyan. Relative luminance 0.279; OKLCH L 64.8% C 0.113 H 237.6°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#4098CB
RGB	rgb(64, 152, 203)
HSL	hsl(202, 57%, 52%)
HSV	hsv(202, 68%, 80%)
CMYK	cmyk(68.5%, 25.1%, 0%, 20.4%)
CIE-LAB	lab(59.76, -10.00, -33.89)
CIE-LCH	lch(59.76, 35.33, 253.56°)
OKLab	oklab(64.85% -0.0605 -0.0954)
OKLCH	oklch(64.85% 0.113 237.6)
XYZ	xyz(24.1179, 27.8556, 60.5939)
Luminance	0.2786 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4098CB #CB7340

analogous

#40CBB8 #4098CB #4053CB

triadic

#4098CB #CB4098 #98CB40

tetradic

#4098CB #B840CB #CB7340 #53CB40

square

#4098CB #B840CB #CB7340 #53CB40

split-complementary

#4098CB #CB4053 #CBB840

monochromatic

#1F5372 #2C77A2 #4098CB #70B2D8 #A0CCE5

Accessibility & contrast

On white

3.20

#4098CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#4098CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4098CB

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4098CB	#FFFFFF	#000000	##000000
##4098CB	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8098CD

Deuteranopia (green-blind)

#6D8ACA

Tritanopia (blue-blind)

#00A5A9

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4098cb;
/* rgb */ color: rgb(64, 152, 203);
/* oklch */ color: oklch(64.8% 0.113 237.6);

Tailwind

colors: {
  custom: {
    50: '#84b6db',
    500: '#4098cb',
    950: '#000000',
  },
}

SCSS

$custom: #4098cb;
$custom-light: #84b6db;
$custom-dark: #000000;

JSON

{
  "hex": "#4098cb",
  "rgb": {
    "r": 64,
    "g": 152,
    "b": 203
  },
  "hsl": {
    "h": 202.014,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.64847,
    "c": 0.11294,
    "h": 237.6
  },
  "luminance": 0.27858
}

Semantic roles & 50–950 ramp

primary

#4098CB

secondary

#D2AB95

accent

#8047E0

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4098CB

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

Preview Lab → · Contrast checker → · Palette generator →