#305AA0#305AA0

#305AA0 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 47.4% C 0.123 H 260.0°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#305AA0
RGB	rgb(48, 90, 160)
HSL	hsl(218, 54%, 41%)
HSV	hsv(218, 70%, 63%)
CMYK	cmyk(70%, 43.7%, 0%, 37.3%)
CIE-LAB	lab(38.69, 9.54, -42.30)
CIE-LCH	lch(38.69, 43.36, 282.71°)
OKLab	oklab(47.44% -0.0213 -0.1209)
OKLCH	oklch(47.44% 0.123 260)
XYZ	xyz(11.2180, 10.4776, 34.6821)
Luminance	0.1048 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305AA0 #A07630

analogous

#3092A0 #305AA0 #3E30A0

triadic

#305AA0 #A0305A #5AA030

tetradic

#305AA0 #A03092 #A07630 #30A03E

square

#305AA0 #A03092 #A07630 #30A03E

split-complementary

#305AA0 #A03E30 #92A030

monochromatic

#142542 #224071 #305AA0 #4676C7 #7599D6

Accessibility & contrast

On white

6.78

#305AA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#305AA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305AA0

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305AA0	#FFFFFF	#000000	##FFFFFF
##305AA0	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3861A3

Deuteranopia (green-blind)

#25569F

Tritanopia (blue-blind)

#006A75

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #305aa0;
/* rgb */ color: rgb(48, 90, 160);
/* oklch */ color: oklch(47.4% 0.123 260.0);

Tailwind

colors: {
  custom: {
    50: '#7688bc',
    500: '#305aa0',
    950: '#000000',
  },
}

SCSS

$custom: #305aa0;
$custom-light: #7688bc;
$custom-dark: #000000;

JSON

{
  "hex": "#305aa0",
  "rgb": {
    "r": 48,
    "g": 90,
    "b": 160
  },
  "hsl": {
    "h": 217.5,
    "s": 53.846,
    "l": 40.784
  },
  "oklch": {
    "l": 0.47437,
    "c": 0.12272,
    "h": 260
  },
  "luminance": 0.10479
}

Semantic roles & 50–950 ramp

primary

#305AA0

secondary

#BEA06E

accent

#A64BDD

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #305AA0

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

Preview Lab → · Contrast checker → · Palette generator →