#2939B1#2939B1

#2939B1 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.8% C 0.189 H 269.8°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#2939B1
RGB	rgb(41, 57, 177)
HSL	hsl(233, 62%, 43%)
HSV	hsv(233, 77%, 69%)
CMYK	cmyk(76.8%, 67.8%, 0%, 30.6%)
CIE-LAB	lab(30.81, 36.70, -65.24)
CIE-LCH	lch(30.81, 74.85, 299.36°)
OKLab	oklab(41.83% -0.0008 -0.1888)
OKLCH	oklch(41.83% 0.189 269.8)
XYZ	xyz(10.3107, 6.5709, 42.3113)
Luminance	0.0657 (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

#2939B1 #B1A129

analogous

#297DB1 #2939B1 #5D29B1

triadic

#2939B1 #B12939 #39B129

tetradic

#2939B1 #B1297D #B1A129 #29B15D

square

#2939B1 #B1297D #B1A129 #29B15D

split-complementary

#2939B1 #B15D29 #7DB129

monochromatic

#12194E #1D297F #2939B1 #4455D4 #7582DF

Accessibility & contrast

On white

9.07

#2939B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#2939B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2939B1

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2939B1	#FFFFFF	#000000	##FFFFFF
##2939B1	1.00	9.07	2.31	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB5

Deuteranopia (green-blind)

#0042AF

Tritanopia (blue-blind)

#005A70

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2939b1;
/* rgb */ color: rgb(41, 57, 177);
/* oklch */ color: oklch(41.8% 0.189 269.8);

Tailwind

colors: {
  custom: {
    50: '#796fc9',
    500: '#2939b1',
    950: '#000000',
  },
}

SCSS

$custom: #2939b1;
$custom-light: #796fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2939b1",
  "rgb": {
    "r": 41,
    "g": 57,
    "b": 177
  },
  "hsl": {
    "h": 232.941,
    "s": 62.385,
    "l": 42.745
  },
  "oklch": {
    "l": 0.41833,
    "c": 0.18882,
    "h": 269.8
  },
  "luminance": 0.06572
}

Semantic roles & 50–950 ramp

primary

#2939B1

secondary

#C7BC6F

accent

#D242E5

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2939B1

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

Preview Lab → · Contrast checker → · Palette generator →