#3F6FA8#3F6FA8

#3F6FA8 is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 53.4% C 0.104 H 253.8°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#3F6FA8
RGB	rgb(63, 111, 168)
HSL	hsl(213, 45%, 45%)
HSV	hsv(213, 63%, 66%)
CMYK	cmyk(62.5%, 33.9%, 0%, 34.1%)
CIE-LAB	lab(45.98, 1.85, -35.42)
CIE-LCH	lch(45.98, 35.47, 272.99°)
OKLab	oklab(53.43% -0.029 -0.1002)
OKLCH	oklch(53.43% 0.104 253.8)
XYZ	xyz(14.7997, 15.2514, 39.2021)
Luminance	0.1525 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F6FA8 #A8783F

analogous

#3FA4A8 #3F6FA8 #433FA8

triadic

#3F6FA8 #A83F6F #6FA83F

tetradic

#3F6FA8 #A83FA4 #A8783F #3FA843

square

#3F6FA8 #A83FA4 #A8783F #3FA843

split-complementary

#3F6FA8 #A8433F #A4A83F

monochromatic

#1E344F #2E527B #3F6FA8 #618EC4 #8DAED4

Accessibility & contrast

On white

5.18

#3F6FA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#3F6FA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F6FA8

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F6FA8	#FFFFFF	#000000	##FFFFFF
##3F6FA8	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5772AA

Deuteranopia (green-blind)

#4968A7

Tritanopia (blue-blind)

#007C84

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3f6fa8;
/* rgb */ color: rgb(63, 111, 168);
/* oklch */ color: oklch(53.4% 0.104 253.8);

Tailwind

colors: {
  custom: {
    50: '#7e98c2',
    500: '#3f6fa8',
    950: '#000000',
  },
}

SCSS

$custom: #3f6fa8;
$custom-light: #7e98c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f6fa8",
  "rgb": {
    "r": 63,
    "g": 111,
    "b": 168
  },
  "hsl": {
    "h": 212.571,
    "s": 45.455,
    "l": 45.294
  },
  "oklch": {
    "l": 0.53431,
    "c": 0.10433,
    "h": 253.8
  },
  "luminance": 0.15253
}

Semantic roles & 50–950 ramp

primary

#3F6FA8

secondary

#BFA484

accent

#9953D5

background

#F8F9FB

surface

#EFF2F7

border

#CACCD0

text

#0B0D12

muted

#7C7E81

Preview Lab

Preview with #3F6FA8

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

Preview Lab → · Contrast checker → · Palette generator →