#2D33B6#2D33B6

#2D33B6 is a dark, highly saturated blue. Relative luminance 0.063; OKLCH L 41.6% C 0.201 H 271.7°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#2D33B6
RGB	rgb(45, 51, 182)
HSL	hsl(237, 60%, 45%)
HSV	hsv(237, 75%, 71%)
CMYK	cmyk(75.3%, 72%, 0%, 28.6%)
CIE-LAB	lab(30.16, 42.51, -69.28)
CIE-LCH	lch(30.16, 81.28, 301.53°)
OKLab	oklab(41.57% 0.0059 -0.2005)
OKLCH	oklch(41.57% 0.201 271.7)
XYZ	xyz(10.7067, 6.3018, 44.8990)
Luminance	0.0630 (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

#2D33B6 #B6B02D

analogous

#2D78B6 #2D33B6 #6B2DB6

triadic

#2D33B6 #B62D33 #33B62D

tetradic

#2D33B6 #B62D78 #B6B02D #2DB66B

square

#2D33B6 #B62D78 #B6B02D #2DB66B

split-complementary

#2D33B6 #B66B2D #78B62D

monochromatic

#151854 #212585 #2D33B6 #4D53D3 #7E82DF

Accessibility & contrast

On white

9.29

#2D33B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#2D33B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D33B6

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D33B6	#FFFFFF	#000000	##FFFFFF
##2D33B6	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EBA

Deuteranopia (green-blind)

#0040B4

Tritanopia (blue-blind)

#005871

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2d33b6;
/* rgb */ color: rgb(45, 51, 182);
/* oklch */ color: oklch(41.6% 0.201 271.7);

Tailwind

colors: {
  custom: {
    50: '#7c6ccd',
    500: '#2d33b6',
    950: '#000000',
  },
}

SCSS

$custom: #2d33b6;
$custom-light: #7c6ccd;
$custom-dark: #000000;

JSON

{
  "hex": "#2d33b6",
  "rgb": {
    "r": 45,
    "g": 51,
    "b": 182
  },
  "hsl": {
    "h": 237.372,
    "s": 60.352,
    "l": 44.51
  },
  "oklch": {
    "l": 0.4157,
    "c": 0.20059,
    "h": 271.7
  },
  "luminance": 0.06303
}

Semantic roles & 50–950 ramp

primary

#2D33B6

secondary

#C8C477

accent

#DD44E3

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #2D33B6

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

Preview Lab → · Contrast checker → · Palette generator →