#306AA5#306AA5

#306AA5 is a mid, moderate cyan. Relative luminance 0.137; OKLCH L 51.5% C 0.112 H 251.2°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#306AA5
RGB	rgb(48, 106, 165)
HSL	hsl(210, 55%, 42%)
HSV	hsv(210, 71%, 65%)
CMYK	cmyk(70.9%, 35.8%, 0%, 35.3%)
CIE-LAB	lab(43.73, 1.23, -37.25)
CIE-LCH	lch(43.73, 37.27, 271.89°)
OKLab	oklab(51.45% -0.036 -0.1058)
OKLCH	oklch(51.45% 0.112 251.2)
XYZ	xyz(13.1620, 13.6516, 37.5314)
Luminance	0.1365 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306AA5 #A56B30

analogous

#30A5A5 #306AA5 #3030A5

triadic

#306AA5 #A5306A #6AA530

tetradic

#306AA5 #A530A5 #A56B30 #30A530

square

#306AA5 #A530A5 #A56B30 #30A530

split-complementary

#306AA5 #A53030 #A5A530

monochromatic

#142D46 #224C76 #306AA5 #4889CA #78A7D8

Accessibility & contrast

On white

5.63

#306AA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#306AA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306AA5

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306AA5	#FFFFFF	#000000	##FFFFFF
##306AA5	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F6DA7

Deuteranopia (green-blind)

#3F62A4

Tritanopia (blue-blind)

#007880

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #306aa5;
/* rgb */ color: rgb(48, 106, 165);
/* oklch */ color: oklch(51.5% 0.112 251.2);

Tailwind

colors: {
  custom: {
    50: '#7794c0',
    500: '#306aa5',
    950: '#000000',
  },
}

SCSS

$custom: #306aa5;
$custom-light: #7794c0;
$custom-dark: #000000;

JSON

{
  "hex": "#306aa5",
  "rgb": {
    "r": 48,
    "g": 106,
    "b": 165
  },
  "hsl": {
    "h": 210.256,
    "s": 54.93,
    "l": 41.765
  },
  "oklch": {
    "l": 0.51454,
    "c": 0.11175,
    "h": 251.2
  },
  "luminance": 0.13653
}

Semantic roles & 50–950 ramp

primary

#306AA5

secondary

#C09971

accent

#954ADE

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306AA5

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

Preview Lab → · Contrast checker → · Palette generator →