#306FA8#306FA8

#306FA8 is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.8% C 0.111 H 248.8°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#306FA8
RGB	rgb(48, 111, 168)
HSL	hsl(209, 56%, 42%)
HSV	hsv(209, 71%, 66%)
CMYK	cmyk(71.4%, 33.9%, 0%, 34.1%)
CIE-LAB	lab(45.39, -0.75, -36.39)
CIE-LCH	lch(45.39, 36.40, 268.81°)
OKLab	oklab(52.81% -0.0401 -0.1032)
OKLCH	oklch(52.81% 0.111 248.8)
XYZ	xyz(13.9686, 14.8229, 39.1631)
Luminance	0.1482 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306FA8 #A86930

analogous

#30A8A5 #306FA8 #3033A8

triadic

#306FA8 #A8306F #6FA830

tetradic

#306FA8 #A530A8 #A86930 #33A830

square

#306FA8 #A530A8 #A86930 #33A830

split-complementary

#306FA8 #A83033 #A8A530

monochromatic

#153049 #225078 #306FA8 #4A8ECB #7AACD9

Accessibility & contrast

On white

5.30

#306FA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#306FA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306FA8

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306FA8	#FFFFFF	#000000	##FFFFFF
##306FA8	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5572AA

Deuteranopia (green-blind)

#4466A7

Tritanopia (blue-blind)

#007D84

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #306fa8;
/* rgb */ color: rgb(48, 111, 168);
/* oklch */ color: oklch(52.8% 0.111 248.8);

Tailwind

colors: {
  custom: {
    50: '#7798c2',
    500: '#306fa8',
    950: '#000000',
  },
}

SCSS

$custom: #306fa8;
$custom-light: #7798c2;
$custom-dark: #000000;

JSON

{
  "hex": "#306fa8",
  "rgb": {
    "r": 48,
    "g": 111,
    "b": 168
  },
  "hsl": {
    "h": 208.5,
    "s": 55.556,
    "l": 42.353
  },
  "oklch": {
    "l": 0.52809,
    "c": 0.11075,
    "h": 248.8
  },
  "luminance": 0.14824
}

Semantic roles & 50–950 ramp

primary

#306FA8

secondary

#C19873

accent

#9049DF

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306FA8

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

Preview Lab → · Contrast checker → · Palette generator →