#2933B3#2933B3

#2933B3 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.1% C 0.198 H 270.6°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#2933B3
RGB	rgb(41, 51, 179)
HSL	hsl(236, 63%, 43%)
HSV	hsv(236, 77%, 70%)
CMYK	cmyk(77.1%, 71.5%, 0%, 29.8%)
CIE-LAB	lab(29.64, 41.11, -68.35)
CIE-LCH	lch(29.64, 79.76, 301.03°)
OKLab	oklab(41.05% 0.0021 -0.1979)
OKLCH	oklch(41.05% 0.198 270.6)
XYZ	xyz(10.2322, 6.0926, 43.2758)
Luminance	0.0609 (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

#2933B3 #B3A929

analogous

#2978B3 #2933B3 #6429B3

triadic

#2933B3 #B32933 #33B329

tetradic

#2933B3 #B32978 #B3A929 #29B364

square

#2933B3 #B32978 #B3A929 #29B364

split-complementary

#2933B3 #B36429 #78B329

monochromatic

#12174F #1E2581 #2933B3 #454FD4 #777EE0

Accessibility & contrast

On white

9.46

#2933B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2933B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2933B3

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2933B3	#FFFFFF	#000000	##FFFFFF
##2933B3	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB7

Deuteranopia (green-blind)

#003FB1

Tritanopia (blue-blind)

#00576F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2933b3;
/* rgb */ color: rgb(41, 51, 179);
/* oklch */ color: oklch(41.1% 0.198 270.6);

Tailwind

colors: {
  custom: {
    50: '#7a6bcb',
    500: '#2933b3',
    950: '#000000',
  },
}

SCSS

$custom: #2933b3;
$custom-light: #7a6bcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2933b3",
  "rgb": {
    "r": 41,
    "g": 51,
    "b": 179
  },
  "hsl": {
    "h": 235.652,
    "s": 62.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.41051,
    "c": 0.1979,
    "h": 270.6
  },
  "luminance": 0.06094
}

Semantic roles & 50–950 ramp

primary

#2933B3

secondary

#C7C170

accent

#DA42E6

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2933B3

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

Preview Lab → · Contrast checker → · Palette generator →