#2E289B#2E289B

#2E289B is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.2% C 0.178 H 275.7°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#2E289B
RGB	rgb(46, 40, 155)
HSL	hsl(243, 59%, 38%)
HSV	hsv(243, 74%, 61%)
CMYK	cmyk(70.3%, 74.2%, 0%, 39.2%)
CIE-LAB	lab(25.15, 39.91, -61.26)
CIE-LCH	lch(25.15, 73.11, 303.08°)
OKLab	oklab(37.18% 0.0175 -0.1771)
OKLCH	oklch(37.18% 0.178 275.7)
XYZ	xyz(7.8000, 4.4643, 31.4546)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E289B #959B28

analogous

#285C9B #2E289B #67289B

triadic

#2E289B #9B2E28 #289B2E

tetradic

#2E289B #9B285C #959B28 #289B67

square

#2E289B #9B285C #959B28 #289B67

split-complementary

#2E289B #9B6728 #5C9B28

monochromatic

#110F3A #201B6A #2E289B #3D35CB #6C66D7

Accessibility & contrast

On white

11.09

#2E289B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2E289B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E289B

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E289B	#FFFFFF	#000000	##FFFFFF
##2E289B	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419E

Deuteranopia (green-blind)

#003699

Tritanopia (blue-blind)

#00495F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2e289b;
/* rgb */ color: rgb(46, 40, 155);
/* oklch */ color: oklch(37.2% 0.178 275.7);

Tailwind

colors: {
  custom: {
    50: '#7764ba',
    500: '#2e289b',
    950: '#000000',
  },
}

SCSS

$custom: #2e289b;
$custom-light: #7764ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2e289b",
  "rgb": {
    "r": 46,
    "g": 40,
    "b": 155
  },
  "hsl": {
    "h": 243.13,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37184,
    "c": 0.17795,
    "h": 275.7
  },
  "luminance": 0.04465
}

Semantic roles & 50–950 ramp

primary

#2E289B

secondary

#B9BD61

accent

#E246DA

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2E289B

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

Preview Lab → · Contrast checker → · Palette generator →