#3047B6#3047B6

#3047B6 is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.2% C 0.177 H 269.0°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#3047B6
RGB	rgb(48, 71, 182)
HSL	hsl(230, 58%, 45%)
HSV	hsv(230, 74%, 71%)
CMYK	cmyk(73.6%, 61%, 0%, 28.6%)
CIE-LAB	lab(35.03, 30.29, -61.29)
CIE-LCH	lch(35.03, 68.36, 296.30°)
OKLab	oklab(45.16% -0.003 -0.177)
OKLCH	oklch(45.16% 0.177 269)
XYZ	xyz(11.9128, 8.5110, 45.2619)
Luminance	0.0851 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3047B6 #B69F30

analogous

#308AB6 #3047B6 #5C30B6

triadic

#3047B6 #B63047 #47B630

tetradic

#3047B6 #B6308A #B69F30 #30B65C

square

#3047B6 #B6308A #B69F30 #30B65C

split-complementary

#3047B6 #B65C30 #8AB630

monochromatic

#162155 #233486 #3047B6 #5268D1 #8292DE

Accessibility & contrast

On white

7.77

#3047B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3047B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3047B6

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3047B6	#FFFFFF	#000000	##FFFFFF
##3047B6	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BA

Deuteranopia (green-blind)

#004CB4

Tritanopia (blue-blind)

#006377

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3047b6;
/* rgb */ color: rgb(48, 71, 182);
/* oklch */ color: oklch(45.2% 0.177 269.0);

Tailwind

colors: {
  custom: {
    50: '#7b7acd',
    500: '#3047b6',
    950: '#000000',
  },
}

SCSS

$custom: #3047b6;
$custom-light: #7b7acd;
$custom-dark: #000000;

JSON

{
  "hex": "#3047b6",
  "rgb": {
    "r": 48,
    "g": 71,
    "b": 182
  },
  "hsl": {
    "h": 229.701,
    "s": 58.261,
    "l": 45.098
  },
  "oklch": {
    "l": 0.4516,
    "c": 0.17702,
    "h": 269
  },
  "luminance": 0.08512
}

Semantic roles & 50–950 ramp

primary

#3047B6

secondary

#C7BA7B

accent

#C746E1

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3047B6

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

Preview Lab → · Contrast checker → · Palette generator →