#3036B9#3036B9

#3036B9 is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 42.5% C 0.200 H 272.1°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#3036B9
RGB	rgb(48, 54, 185)
HSL	hsl(237, 59%, 46%)
HSV	hsv(237, 74%, 73%)
CMYK	cmyk(74.1%, 70.8%, 0%, 27.5%)
CIE-LAB	lab(31.27, 42.03, -69.22)
CIE-LCH	lch(31.27, 80.98, 301.27°)
OKLab	oklab(42.5% 0.0073 -0.2003)
OKLCH	oklch(42.5% 0.2 272.1)
XYZ	xyz(11.2921, 6.7683, 46.6008)
Luminance	0.0677 (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

#3036B9 #B9B330

analogous

#307AB9 #3036B9 #6E30B9

triadic

#3036B9 #B93036 #36B930

tetradic

#3036B9 #B9307A #B9B330 #30B96E

square

#3036B9 #B9307A #B9B330 #30B96E

split-complementary

#3036B9 #B96E30 #7AB930

monochromatic

#171A58 #232888 #3036B9 #5459D3 #8488DF

Accessibility & contrast

On white

8.92

#3036B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#3036B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3036B9

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3036B9	#FFFFFF	#000000	##FFFFFF
##3036B9	1.00	8.92	2.35	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BD

Deuteranopia (green-blind)

#0043B7

Tritanopia (blue-blind)

#005B74

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3036b9;
/* rgb */ color: rgb(48, 54, 185);
/* oklch */ color: oklch(42.5% 0.200 272.1);

Tailwind

colors: {
  custom: {
    50: '#7e6ecf',
    500: '#3036b9',
    950: '#000000',
  },
}

SCSS

$custom: #3036b9;
$custom-light: #7e6ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#3036b9",
  "rgb": {
    "r": 48,
    "g": 54,
    "b": 185
  },
  "hsl": {
    "h": 237.372,
    "s": 58.798,
    "l": 45.686
  },
  "oklch": {
    "l": 0.42502,
    "c": 0.2004,
    "h": 272.1
  },
  "luminance": 0.06769
}

Semantic roles & 50–950 ramp

primary

#3036B9

secondary

#C9C57C

accent

#DB46E2

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #3036B9

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

Preview Lab → · Contrast checker → · Palette generator →