#306FA7#306FA7

#306FA7 is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.8% C 0.109 H 248.3°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#306FA7
RGB	rgb(48, 111, 167)
HSL	hsl(208, 55%, 42%)
HSV	hsv(208, 71%, 65%)
CMYK	cmyk(71.3%, 33.5%, 0%, 34.5%)
CIE-LAB	lab(45.34, -1.12, -35.88)
CIE-LCH	lch(45.34, 35.90, 268.21°)
OKLab	oklab(52.75% -0.0404 -0.1017)
OKLCH	oklch(52.75% 0.109 248.3)
XYZ	xyz(13.8758, 14.7858, 38.6744)
Luminance	0.1479 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306FA7 #A76830

analogous

#30A7A4 #306FA7 #3034A7

triadic

#306FA7 #A7306F #6FA730

tetradic

#306FA7 #A430A7 #A76830 #34A730

square

#306FA7 #A430A7 #A76830 #34A730

split-complementary

#306FA7 #A73034 #A7A430

monochromatic

#153048 #224F77 #306FA7 #498ECB #79ACD8

Accessibility & contrast

On white

5.31

#306FA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#306FA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306FA7

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306FA7	#FFFFFF	#000000	##FFFFFF
##306FA7	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5672A9

Deuteranopia (green-blind)

#4566A6

Tritanopia (blue-blind)

#007C83

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #306fa7;
/* rgb */ color: rgb(48, 111, 167);
/* oklch */ color: oklch(52.8% 0.109 248.3);

Tailwind

colors: {
  custom: {
    50: '#7798c1',
    500: '#306fa7',
    950: '#000000',
  },
}

SCSS

$custom: #306fa7;
$custom-light: #7798c1;
$custom-dark: #000000;

JSON

{
  "hex": "#306fa7",
  "rgb": {
    "r": 48,
    "g": 111,
    "b": 167
  },
  "hsl": {
    "h": 208.235,
    "s": 55.349,
    "l": 42.157
  },
  "oklch": {
    "l": 0.52752,
    "c": 0.10948,
    "h": 248.3
  },
  "luminance": 0.14787
}

Semantic roles & 50–950 ramp

primary

#306FA7

secondary

#C19772

accent

#9049DF

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306FA7

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

Preview Lab → · Contrast checker → · Palette generator →