#4198FF#4198FF

#4198FF is a light, vivid cyan. Relative luminance 0.308; OKLCH L 67.7% C 0.174 H 254.7°. Best body text is #000000 at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#4198FF
RGB	rgb(65, 152, 255)
HSL	hsl(213, 100%, 63%)
HSV	hsv(213, 75%, 100%)
CMYK	cmyk(74.5%, 40.4%, 0%, 0%)
CIE-LAB	lab(62.34, 8.18, -58.61)
CIE-LCH	lch(62.34, 59.18, 277.95°)
OKLab	oklab(67.71% -0.0457 -0.1675)
OKLCH	oklch(67.71% 0.174 254.7)
XYZ	xyz(31.4515, 30.7967, 98.8751)
Luminance	0.3080 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4198FF #FFA841

analogous

#41F7FF #4198FF #4941FF

triadic

#4198FF #FF4198 #98FF41

tetradic

#4198FF #FF41F7 #FFA841 #41FF49

square

#4198FF #FF41F7 #FFA841 #41FF49

split-complementary

#4198FF #FF4941 #F7FF41

monochromatic

#005AC6 #0477FF #4198FF #7EB9FF #BBDAFF

Accessibility & contrast

On white

2.93

#4198FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.16

#4198FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4198FF

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4198FF	#FFFFFF	#000000	##000000
##4198FF	1.00	2.93	7.16	7.16
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.16	21.00	1.00	1.00
##000000	7.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#66A0FF

Deuteranopia (green-blind)

#468FFD

Tritanopia (blue-blind)

#00B0BF

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #4198ff;
/* rgb */ color: rgb(65, 152, 255);
/* oklch */ color: oklch(67.7% 0.174 254.7);

Tailwind

colors: {
  custom: {
    50: '#8db5ff',
    500: '#4198ff',
    950: '#000000',
  },
}

SCSS

$custom: #4198ff;
$custom-light: #8db5ff;
$custom-dark: #000000;

JSON

{
  "hex": "#4198ff",
  "rgb": {
    "r": 65,
    "g": 152,
    "b": 255
  },
  "hsl": {
    "h": 212.526,
    "s": 100,
    "l": 62.745
  },
  "oklch": {
    "l": 0.67714,
    "c": 0.17365,
    "h": 254.7
  },
  "luminance": 0.308
}

Semantic roles & 50–950 ramp

primary

#4198FF

secondary

#F0D1AC

accent

#7C00E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1118

muted

#7E8086

Preview Lab

Preview with #4198FF

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

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