#2939B0#2939B0

#2939B0 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.7% C 0.188 H 269.8°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#2939B0
RGB	rgb(41, 57, 176)
HSL	hsl(233, 62%, 43%)
HSV	hsv(233, 77%, 69%)
CMYK	cmyk(76.7%, 67.6%, 0%, 31%)
CIE-LAB	lab(30.71, 36.34, -64.80)
CIE-LCH	lch(30.71, 74.29, 299.28°)
OKLab	oklab(41.74% -0.0007 -0.1875)
OKLCH	oklch(41.74% 0.188 269.8)
XYZ	xyz(10.2114, 6.5311, 41.7883)
Luminance	0.0653 (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

#2939B0 #B0A029

analogous

#297CB0 #2939B0 #5D29B0

triadic

#2939B0 #B02939 #39B029

tetradic

#2939B0 #B0297C #B0A029 #29B05D

square

#2939B0 #B0297C #B0A029 #29B05D

split-complementary

#2939B0 #B05D29 #7CB029

monochromatic

#12194D #1D297E #2939B0 #4354D3 #7581DF

Accessibility & contrast

On white

9.11

#2939B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#2939B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2939B0

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2939B0	#FFFFFF	#000000	##FFFFFF
##2939B0	1.00	9.11	2.31	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB4

Deuteranopia (green-blind)

#0042AE

Tritanopia (blue-blind)

#00596F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2939b0;
/* rgb */ color: rgb(41, 57, 176);
/* oklch */ color: oklch(41.7% 0.188 269.8);

Tailwind

colors: {
  custom: {
    50: '#796fc9',
    500: '#2939b0',
    950: '#000000',
  },
}

SCSS

$custom: #2939b0;
$custom-light: #796fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2939b0",
  "rgb": {
    "r": 41,
    "g": 57,
    "b": 176
  },
  "hsl": {
    "h": 232.889,
    "s": 62.212,
    "l": 42.549
  },
  "oklch": {
    "l": 0.41736,
    "c": 0.18753,
    "h": 269.8
  },
  "luminance": 0.06532
}

Semantic roles & 50–950 ramp

primary

#2939B0

secondary

#C6BC6F

accent

#D243E5

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2939B0

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

Preview Lab → · Contrast checker → · Palette generator →