#2B1E8F#2B1E8F

#2B1E8F is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.3% C 0.174 H 277.2°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#2B1E8F
RGB	rgb(43, 30, 143)
HSL	hsl(247, 65%, 34%)
HSV	hsv(247, 79%, 56%)
CMYK	cmyk(69.9%, 79%, 0%, 43.9%)
CIE-LAB	lab(21.67, 41.22, -59.61)
CIE-LCH	lch(21.67, 72.48, 304.66°)
OKLab	oklab(34.29% 0.0217 -0.1723)
OKLCH	oklch(34.29% 0.174 277.2)
XYZ	xyz(6.4168, 3.4247, 26.3042)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1E8F #828F1E

analogous

#1E4A8F #2B1E8F #641E8F

triadic

#2B1E8F #8F2B1E #1E8F2B

tetradic

#2B1E8F #8F1E4A #828F1E #1E8F64

square

#2B1E8F #8F1E4A #828F1E #1E8F64

split-complementary

#2B1E8F #8F641E #4A8F1E

monochromatic

#0D092A #1C135C #2B1E8F #3A29C2 #5E4EDA

Accessibility & contrast

On white

12.46

#2B1E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2B1E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1E8F

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1E8F	#FFFFFF	#000000	##FFFFFF
##2B1E8F	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003892

Deuteranopia (green-blind)

#002F8D

Tritanopia (blue-blind)

#004056

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2b1e8f;
/* rgb */ color: rgb(43, 30, 143);
/* oklch */ color: oklch(34.3% 0.174 277.2);

Tailwind

colors: {
  custom: {
    50: '#745db1',
    500: '#2b1e8f',
    950: '#000000',
  },
}

SCSS

$custom: #2b1e8f;
$custom-light: #745db1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1e8f",
  "rgb": {
    "r": 43,
    "g": 30,
    "b": 143
  },
  "hsl": {
    "h": 246.903,
    "s": 65.318,
    "l": 33.922
  },
  "oklch": {
    "l": 0.34287,
    "c": 0.17363,
    "h": 277.2
  },
  "luminance": 0.03425
}

Semantic roles & 50–950 ramp

primary

#2B1E8F

secondary

#B0BC4C

accent

#E840D5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #2B1E8F

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

Preview Lab → · Contrast checker → · Palette generator →