#3036B7#3036B7

#3036B7 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.3% C 0.198 H 272.2°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).

Color values

HEX	#3036B7
RGB	rgb(48, 54, 183)
HSL	hsl(237, 58%, 45%)
HSV	hsv(237, 74%, 72%)
CMYK	cmyk(73.8%, 70.5%, 0%, 28.2%)
CIE-LAB	lab(31.08, 41.35, -68.35)
CIE-LCH	lch(31.08, 79.89, 301.17°)
OKLab	oklab(42.3% 0.0076 -0.1978)
OKLCH	oklch(42.3% 0.198 272.2)
XYZ	xyz(11.0825, 6.6845, 45.4967)
Luminance	0.0669 (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

#3036B7 #B7B130

analogous

#307AB7 #3036B7 #6D30B7

triadic

#3036B7 #B73036 #36B730

tetradic

#3036B7 #B7307A #B7B130 #30B76D

square

#3036B7 #B7307A #B7B130 #30B76D

split-complementary

#3036B7 #B76D30 #7AB730

monochromatic

#171956 #232887 #3036B7 #5258D2 #8387DE

Accessibility & contrast

On white

8.99

#3036B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#3036B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3036B7

8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3036B7	#FFFFFF	#000000	##FFFFFF
##3036B7	1.00	8.99	2.34	8.99
#FFFFFF	8.99	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BB

Deuteranopia (green-blind)

#0043B5

Tritanopia (blue-blind)

#005A72

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3036b7;
/* rgb */ color: rgb(48, 54, 183);
/* oklch */ color: oklch(42.3% 0.198 272.2);

Tailwind

colors: {
  custom: {
    50: '#7d6ece',
    500: '#3036b7',
    950: '#000000',
  },
}

SCSS

$custom: #3036b7;
$custom-light: #7d6ece;
$custom-dark: #000000;

JSON

{
  "hex": "#3036b7",
  "rgb": {
    "r": 48,
    "g": 54,
    "b": 183
  },
  "hsl": {
    "h": 237.333,
    "s": 58.442,
    "l": 45.294
  },
  "oklch": {
    "l": 0.42302,
    "c": 0.1979,
    "h": 272.2
  },
  "luminance": 0.06686
}

Semantic roles & 50–950 ramp

primary

#3036B7

secondary

#C8C47B

accent

#DB46E2

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #3036B7

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

Preview Lab → · Contrast checker → · Palette generator →