#2939B8#2939B8

#2939B8 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.5% C 0.198 H 269.6°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#2939B8
RGB	rgb(41, 57, 184)
HSL	hsl(233, 64%, 44%)
HSV	hsv(233, 78%, 72%)
CMYK	cmyk(77.7%, 69%, 0%, 27.8%)
CIE-LAB	lab(31.48, 39.20, -68.30)
CIE-LCH	lch(31.48, 78.75, 299.86°)
OKLab	oklab(42.52% -0.0014 -0.1977)
OKLCH	oklch(42.52% 0.198 269.6)
XYZ	xyz(11.0263, 6.8571, 46.0805)
Luminance	0.0686 (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

#2939B8 #B8A829

analogous

#2981B8 #2939B8 #6129B8

triadic

#2939B8 #B82939 #39B829

tetradic

#2939B8 #B82981 #B8A829 #29B861

square

#2939B8 #B82981 #B8A829 #29B861

split-complementary

#2939B8 #B86129 #81B829

monochromatic

#131A54 #1E2986 #2939B8 #4858D6 #7A86E1

Accessibility & contrast

On white

8.85

#2939B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#2939B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2939B8

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2939B8	#FFFFFF	#000000	##FFFFFF
##2939B8	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BC

Deuteranopia (green-blind)

#0043B6

Tritanopia (blue-blind)

#005C74

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2939b8;
/* rgb */ color: rgb(41, 57, 184);
/* oklch */ color: oklch(42.5% 0.198 269.6);

Tailwind

colors: {
  custom: {
    50: '#7b70ce',
    500: '#2939b8',
    950: '#000000',
  },
}

SCSS

$custom: #2939b8;
$custom-light: #7b70ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2939b8",
  "rgb": {
    "r": 41,
    "g": 57,
    "b": 184
  },
  "hsl": {
    "h": 233.287,
    "s": 63.556,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42523,
    "c": 0.19774,
    "h": 269.6
  },
  "luminance": 0.06858
}

Semantic roles & 50–950 ramp

primary

#2939B8

secondary

#C9C073

accent

#D441E7

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #2939B8

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

Preview Lab → · Contrast checker → · Palette generator →