#3034B0#3034B0

#3034B0 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.3% C 0.191 H 272.9°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#3034B0
RGB	rgb(48, 52, 176)
HSL	hsl(238, 57%, 44%)
HSV	hsv(238, 73%, 69%)
CMYK	cmyk(72.7%, 70.5%, 0%, 31%)
CIE-LAB	lab(29.96, 40.15, -66.03)
CIE-LCH	lch(29.96, 77.28, 301.30°)
OKLab	oklab(41.29% 0.0096 -0.191)
OKLCH	oklch(41.29% 0.191 272.9)
XYZ	xyz(10.2808, 6.2179, 41.7242)
Luminance	0.0622 (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

#3034B0 #B0AC30

analogous

#3074B0 #3034B0 #6C30B0

triadic

#3034B0 #B03034 #34B030

tetradic

#3034B0 #B03074 #B0AC30 #30B06C

square

#3034B0 #B03074 #B0AC30 #30B06C

split-complementary

#3034B0 #B06C30 #74B030

monochromatic

#161850 #232680 #3034B0 #4E52CF #7E81DC

Accessibility & contrast

On white

9.36

#3034B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#3034B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3034B0

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3034B0	#FFFFFF	#000000	##FFFFFF
##3034B0	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB4

Deuteranopia (green-blind)

#0040AE

Tritanopia (blue-blind)

#00566E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3034b0;
/* rgb */ color: rgb(48, 52, 176);
/* oklch */ color: oklch(41.3% 0.191 272.9);

Tailwind

colors: {
  custom: {
    50: '#7c6cc9',
    500: '#3034b0',
    950: '#000000',
  },
}

SCSS

$custom: #3034b0;
$custom-light: #7c6cc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3034b0",
  "rgb": {
    "r": 48,
    "g": 52,
    "b": 176
  },
  "hsl": {
    "h": 238.125,
    "s": 57.143,
    "l": 43.922
  },
  "oklch": {
    "l": 0.41289,
    "c": 0.19123,
    "h": 272.9
  },
  "luminance": 0.06219
}

Semantic roles & 50–950 ramp

primary

#3034B0

secondary

#C5C277

accent

#DC47E0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3034B0

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

Preview Lab → · Contrast checker → · Palette generator →