#3F98CE#3F98CE

#3F98CE is a light, moderate cyan. Relative luminance 0.280; OKLCH L 65.0% C 0.116 H 239.0°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#3F98CE
RGB	rgb(63, 152, 206)
HSL	hsl(203, 59%, 53%)
HSV	hsv(203, 69%, 81%)
CMYK	cmyk(69.4%, 26.2%, 0%, 19.2%)
CIE-LAB	lab(59.86, -9.14, -35.42)
CIE-LCH	lch(59.86, 36.58, 255.53°)
OKLab	oklab(64.96% -0.0601 -0.0998)
OKLCH	oklch(64.96% 0.116 239)
XYZ	xyz(24.4144, 27.9668, 62.4920)
Luminance	0.2797 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F98CE #CE753F

analogous

#3FCEBC #3F98CE #3F51CE

triadic

#3F98CE #CE3F98 #98CE3F

tetradic

#3F98CE #BC3FCE #CE753F #51CE3F

square

#3F98CE #BC3FCE #CE753F #51CE3F

split-complementary

#3F98CE #CE3F51 #CEBC3F

monochromatic

#1E5475 #2A77A6 #3F98CE #70B2DA #A1CCE7

Accessibility & contrast

On white

3.18

#3F98CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#3F98CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F98CE

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F98CE	#FFFFFF	#000000	##000000
##3F98CE	1.00	3.18	6.59	6.59
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F98D0

Deuteranopia (green-blind)

#6B8ACD

Tritanopia (blue-blind)

#00A6AB

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #3f98ce;
/* rgb */ color: rgb(63, 152, 206);
/* oklch */ color: oklch(65.0% 0.116 239.0);

Tailwind

colors: {
  custom: {
    50: '#84b6dd',
    500: '#3f98ce',
    950: '#000000',
  },
}

SCSS

$custom: #3f98ce;
$custom-light: #84b6dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f98ce",
  "rgb": {
    "r": 63,
    "g": 152,
    "b": 206
  },
  "hsl": {
    "h": 202.657,
    "s": 59.336,
    "l": 52.745
  },
  "oklch": {
    "l": 0.64962,
    "c": 0.11648,
    "h": 239
  },
  "luminance": 0.27969
}

Semantic roles & 50–950 ramp

primary

#3F98CE

secondary

#D3AD95

accent

#8145E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3F98CE

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

Preview Lab → · Contrast checker → · Palette generator →