#3034B8#3034B8

#3034B8 is a dark, highly saturated blue. Relative luminance 0.065; OKLCH L 42.1% C 0.201 H 272.4°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#3034B8
RGB	rgb(48, 52, 184)
HSL	hsl(238, 59%, 45%)
HSV	hsv(238, 74%, 72%)
CMYK	cmyk(73.9%, 71.7%, 0%, 27.8%)
CIE-LAB	lab(30.75, 42.88, -69.49)
CIE-LCH	lch(30.75, 81.66, 301.68°)
OKLab	oklab(42.09% 0.0085 -0.2011)
OKLCH	oklch(42.09% 0.201 272.4)
XYZ	xyz(11.0957, 6.5439, 46.0164)
Luminance	0.0654 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3034B8 #B8B430

analogous

#3078B8 #3034B8 #7030B8

triadic

#3034B8 #B83034 #34B830

tetradic

#3034B8 #B83078 #B8B430 #30B870

square

#3034B8 #B83078 #B8B430 #30B870

split-complementary

#3034B8 #B87030 #78B830

monochromatic

#171957 #232687 #3034B8 #5357D2 #8486DF

Accessibility & contrast

On white

9.09

#3034B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#3034B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3034B8

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3034B8	#FFFFFF	#000000	##FFFFFF
##3034B8	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBC

Deuteranopia (green-blind)

#0042B6

Tritanopia (blue-blind)

#005972

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3034b8;
/* rgb */ color: rgb(48, 52, 184);
/* oklch */ color: oklch(42.1% 0.201 272.4);

Tailwind

colors: {
  custom: {
    50: '#7e6dcf',
    500: '#3034b8',
    950: '#000000',
  },
}

SCSS

$custom: #3034b8;
$custom-light: #7e6dcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3034b8",
  "rgb": {
    "r": 48,
    "g": 52,
    "b": 184
  },
  "hsl": {
    "h": 238.235,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.42093,
    "c": 0.20126,
    "h": 272.4
  },
  "luminance": 0.06545
}

Semantic roles & 50–950 ramp

primary

#3034B8

secondary

#C8C67C

accent

#DD46E2

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #3034B8

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

Preview Lab → · Contrast checker → · Palette generator →