#2933B0#2933B0

#2933B0 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.7% C 0.194 H 270.7°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#2933B0
RGB	rgb(41, 51, 176)
HSL	hsl(236, 62%, 43%)
HSV	hsv(236, 77%, 69%)
CMYK	cmyk(76.7%, 71%, 0%, 31%)
CIE-LAB	lab(29.34, 40.06, -67.06)
CIE-LCH	lch(29.34, 78.11, 300.86°)
OKLab	oklab(40.74% 0.0024 -0.1941)
OKLCH	oklch(40.74% 0.194 270.7)
XYZ	xyz(9.9321, 5.9726, 41.6953)
Luminance	0.0597 (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

#2933B0 #B0A629

analogous

#2976B0 #2933B0 #6329B0

triadic

#2933B0 #B02933 #33B029

tetradic

#2933B0 #B02976 #B0A629 #29B063

square

#2933B0 #B02976 #B0A629 #29B063

split-complementary

#2933B0 #B06329 #76B029

monochromatic

#12164D #1D257E #2933B0 #434ED3 #757CDF

Accessibility & contrast

On white

9.57

#2933B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2933B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2933B0

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2933B0	#FFFFFF	#000000	##FFFFFF
##2933B0	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB4

Deuteranopia (green-blind)

#003FAE

Tritanopia (blue-blind)

#00566E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2933b0;
/* rgb */ color: rgb(41, 51, 176);
/* oklch */ color: oklch(40.7% 0.194 270.7);

Tailwind

colors: {
  custom: {
    50: '#796bc9',
    500: '#2933b0',
    950: '#000000',
  },
}

SCSS

$custom: #2933b0;
$custom-light: #796bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2933b0",
  "rgb": {
    "r": 41,
    "g": 51,
    "b": 176
  },
  "hsl": {
    "h": 235.556,
    "s": 62.212,
    "l": 42.549
  },
  "oklch": {
    "l": 0.40743,
    "c": 0.19415,
    "h": 270.7
  },
  "luminance": 0.05974
}

Semantic roles & 50–950 ramp

primary

#2933B0

secondary

#C6C06F

accent

#D943E5

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2933B0

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

Preview Lab → · Contrast checker → · Palette generator →