#2B238A#2B238A

#2B238A is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.4% C 0.162 H 277.1°. Best body text is #FFFFFF at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#2B238A
RGB	rgb(43, 35, 138)
HSL	hsl(245, 60%, 34%)
HSV	hsv(245, 75%, 54%)
CMYK	cmyk(68.8%, 74.6%, 0%, 45.9%)
CIE-LAB	lab(22.12, 36.76, -55.75)
CIE-LCH	lch(22.12, 66.78, 303.40°)
OKLab	oklab(34.45% 0.02 -0.161)
OKLCH	oklch(34.45% 0.162 277.1)
XYZ	xyz(6.1832, 3.5501, 24.3992)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B238A #828A23

analogous

#234F8A #2B238A #5F238A

triadic

#2B238A #8A2B23 #238A2B

tetradic

#2B238A #8A234F #828A23 #238A5F

square

#2B238A #8A234F #828A23 #238A5F

split-complementary

#2B238A #8A5F23 #4F8A23

monochromatic

#0D0A28 #1C1759 #2B238A #3A2FBB #5E54D4

Accessibility & contrast

On white

12.28

#2B238A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#2B238A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B238A

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B238A	#FFFFFF	#000000	##FFFFFF
##2B238A	1.00	12.28	1.71	12.28
#FFFFFF	12.28	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398D

Deuteranopia (green-blind)

#003088

Tritanopia (blue-blind)

#004054

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2b238a;
/* rgb */ color: rgb(43, 35, 138);
/* oklch */ color: oklch(34.4% 0.162 277.1);

Tailwind

colors: {
  custom: {
    50: '#725fad',
    500: '#2b238a',
    950: '#000000',
  },
}

SCSS

$custom: #2b238a;
$custom-light: #725fad;
$custom-dark: #000000;

JSON

{
  "hex": "#2b238a",
  "rgb": {
    "r": 43,
    "g": 35,
    "b": 138
  },
  "hsl": {
    "h": 244.66,
    "s": 59.538,
    "l": 33.922
  },
  "oklch": {
    "l": 0.34447,
    "c": 0.16227,
    "h": 277.1
  },
  "luminance": 0.03551
}

Semantic roles & 50–950 ramp

primary

#2B238A

secondary

#B0B751

accent

#E345D6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2B238A

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

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