#221687#221687

#221687 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.7% C 0.173 H 274.9°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#221687
RGB	rgb(34, 22, 135)
HSL	hsl(246, 72%, 31%)
HSV	hsv(246, 84%, 53%)
CMYK	cmyk(74.8%, 83.7%, 0%, 47.1%)
CIE-LAB	lab(18.64, 41.94, -59.65)
CIE-LCH	lch(18.64, 72.92, 305.11°)
OKLab	oklab(31.73% 0.0147 -0.1725)
OKLCH	oklch(31.73% 0.173 274.9)
XYZ	xyz(5.3183, 2.6626, 23.1506)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#221687 #7B8716

analogous

#164287 #221687 #5A1687

triadic

#221687 #872216 #168722

tetradic

#221687 #871642 #7B8716 #16875A

square

#221687 #871642 #7B8716 #16875A

split-complementary

#221687 #875A16 #428716

monochromatic

#07051E #150D52 #221687 #2F1FBC #4A39DF

Accessibility & contrast

On white

13.70

#221687 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#221687 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #221687

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##221687	#FFFFFF	#000000	##FFFFFF
##221687	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00328A

Deuteranopia (green-blind)

#002885

Tritanopia (blue-blind)

#003A50

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #221687;
/* rgb */ color: rgb(34, 22, 135);
/* oklch */ color: oklch(31.7% 0.173 274.9);

Tailwind

colors: {
  custom: {
    50: '#6f57ab',
    500: '#221687',
    950: '#000000',
  },
}

SCSS

$custom: #221687;
$custom-light: #6f57ab;
$custom-dark: #000000;

JSON

{
  "hex": "#221687",
  "rgb": {
    "r": 34,
    "g": 22,
    "b": 135
  },
  "hsl": {
    "h": 246.372,
    "s": 71.975,
    "l": 30.784
  },
  "oklch": {
    "l": 0.31725,
    "c": 0.1731,
    "h": 274.9
  },
  "luminance": 0.02663
}

Semantic roles & 50–950 ramp

primary

#221687

secondary

#AEBB3E

accent

#EF39DB

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #221687

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

Preview Lab → · Contrast checker → · Palette generator →