#3F98CC#3F98CC

#3F98CC is a light, moderate cyan. Relative luminance 0.279; OKLCH L 64.9% C 0.114 H 237.9°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#3F98CC
RGB	rgb(63, 152, 204)
HSL	hsl(202, 58%, 52%)
HSV	hsv(202, 69%, 80%)
CMYK	cmyk(69.1%, 25.5%, 0%, 20%)
CIE-LAB	lab(59.77, -9.81, -34.43)
CIE-LCH	lch(59.77, 35.80, 254.09°)
OKLab	oklab(64.86% -0.0607 -0.0969)
OKLCH	oklch(64.86% 0.114 237.9)
XYZ	xyz(24.1730, 27.8702, 61.2206)
Luminance	0.2787 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F98CC #CC733F

analogous

#3FCCBA #3F98CC #3F51CC

triadic

#3F98CC #CC3F98 #98CC3F

tetradic

#3F98CC #BA3FCC #CC733F #51CC3F

square

#3F98CC #BA3FCC #CC733F #51CC3F

split-complementary

#3F98CC #CC3F51 #CCBA3F

monochromatic

#1E5372 #2B77A3 #3F98CC #6FB2D9 #A0CCE6

Accessibility & contrast

On white

3.19

#3F98CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#3F98CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F98CC

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F98CC	#FFFFFF	#000000	##000000
##3F98CC	1.00	3.19	6.57	6.57
#FFFFFF	3.19	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)

#8098CE

Deuteranopia (green-blind)

#6C8ACB

Tritanopia (blue-blind)

#00A5AA

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #3f98cc;
/* rgb */ color: rgb(63, 152, 204);
/* oklch */ color: oklch(64.9% 0.114 237.9);

Tailwind

colors: {
  custom: {
    50: '#84b6db',
    500: '#3f98cc',
    950: '#000000',
  },
}

SCSS

$custom: #3f98cc;
$custom-light: #84b6db;
$custom-dark: #000000;

JSON

{
  "hex": "#3f98cc",
  "rgb": {
    "r": 63,
    "g": 152,
    "b": 204
  },
  "hsl": {
    "h": 202.128,
    "s": 58.025,
    "l": 52.353
  },
  "oklch": {
    "l": 0.64863,
    "c": 0.1144,
    "h": 237.9
  },
  "luminance": 0.27873
}

Semantic roles & 50–950 ramp

primary

#3F98CC

secondary

#D2AB95

accent

#8047E1

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3F98CC

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

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