#2937AA#2937AA

#2937AA is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.8% C 0.182 H 270.3°. Best body text is #FFFFFF at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#2937AA
RGB	rgb(41, 55, 170)
HSL	hsl(233, 61%, 41%)
HSV	hsv(233, 76%, 67%)
CMYK	cmyk(75.9%, 67.6%, 0%, 33.3%)
CIE-LAB	lab(29.68, 35.44, -62.92)
CIE-LCH	lch(29.68, 72.21, 299.39°)
OKLab	oklab(40.81% 0.001 -0.182)
OKLCH	oklch(40.81% 0.182 270.3)
XYZ	xyz(9.5339, 6.1050, 38.6983)
Luminance	0.0611 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.81

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2937AA #AA9C29

analogous

#2978AA #2937AA #5C29AA

triadic

#2937AA #AA2937 #37AA29

tetradic

#2937AA #AA2978 #AA9C29 #29AA5C

square

#2937AA #AA2978 #AA9C29 #29AA5C

split-complementary

#2937AA #AA5C29 #78AA29

monochromatic

#111747 #1D2779 #2937AA #3F4FD1 #717CDD

Accessibility & contrast

On white

9.45

#2937AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2937AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2937AA

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2937AA	#FFFFFF	#000000	##FFFFFF
##2937AA	1.00	9.45	2.22	9.45
#FFFFFF	9.45	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAE

Deuteranopia (green-blind)

#0040A8

Tritanopia (blue-blind)

#00566C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2937aa;
/* rgb */ color: rgb(41, 55, 170);
/* oklch */ color: oklch(40.8% 0.182 270.3);

Tailwind

colors: {
  custom: {
    50: '#776ec4',
    500: '#2937aa',
    950: '#000000',
  },
}

SCSS

$custom: #2937aa;
$custom-light: #776ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#2937aa",
  "rgb": {
    "r": 41,
    "g": 55,
    "b": 170
  },
  "hsl": {
    "h": 233.488,
    "s": 61.137,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40807,
    "c": 0.18204,
    "h": 270.3
  },
  "luminance": 0.06106
}

Semantic roles & 50–950 ramp

primary

#2937AA

secondary

#C4BA6B

accent

#D344E4

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2937AA

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

Preview Lab → · Contrast checker → · Palette generator →