#306ABD#306ABD

#306ABD is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.0% C 0.144 H 257.8°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#306ABD
RGB	rgb(48, 106, 189)
HSL	hsl(215, 59%, 46%)
HSV	hsv(215, 75%, 74%)
CMYK	cmyk(74.6%, 43.9%, 0%, 25.9%)
CIE-LAB	lab(45.09, 10.16, -49.10)
CIE-LCH	lch(45.09, 50.14, 281.69°)
OKLab	oklab(52.96% -0.0303 -0.1406)
OKLCH	oklch(52.96% 0.144 257.8)
XYZ	xyz(15.5549, 14.6088, 50.1342)
Luminance	0.1461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306ABD #BD8330

analogous

#30B1BD #306ABD #3C30BD

triadic

#306ABD #BD306A #6ABD30

tetradic

#306ABD #BD30B1 #BD8330 #30BD3C

square

#306ABD #BD30B1 #BD8330 #30BD3C

split-complementary

#306ABD #BD3C30 #B1BD30

monochromatic

#17335B #244F8C #306ABD #568AD4 #87ACE0

Accessibility & contrast

On white

5.35

#306ABD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#306ABD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306ABD

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306ABD	#FFFFFF	#000000	##FFFFFF
##306ABD	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4072C0

Deuteranopia (green-blind)

#2565BB

Tritanopia (blue-blind)

#007E8A

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #306abd;
/* rgb */ color: rgb(48, 106, 189);
/* oklch */ color: oklch(53.0% 0.144 257.8);

Tailwind

colors: {
  custom: {
    50: '#7b94d1',
    500: '#306abd',
    950: '#000000',
  },
}

SCSS

$custom: #306abd;
$custom-light: #7b94d1;
$custom-dark: #000000;

JSON

{
  "hex": "#306abd",
  "rgb": {
    "r": 48,
    "g": 106,
    "b": 189
  },
  "hsl": {
    "h": 215.319,
    "s": 59.494,
    "l": 46.471
  },
  "oklch": {
    "l": 0.5296,
    "c": 0.14382,
    "h": 257.8
  },
  "luminance": 0.14611
}

Semantic roles & 50–950 ramp

primary

#306ABD

secondary

#CAAB7F

accent

#A245E3

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #306ABD

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

Preview Lab → · Contrast checker → · Palette generator →