#221577#221577

#221577 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.7% C 0.154 H 277.4°. Best body text is #FFFFFF at 14.57:1 contrast (WCAG AA passes).

Color values

HEX	#221577
RGB	rgb(34, 21, 119)
HSL	hsl(248, 70%, 27%)
HSV	hsv(248, 82%, 47%)
CMYK	cmyk(71.4%, 82.4%, 0%, 53.3%)
CIE-LAB	lab(16.54, 37.29, -52.94)
CIE-LCH	lch(16.54, 64.76, 305.16°)
OKLab	oklab(29.71% 0.0198 -0.153)
OKLCH	oklch(29.71% 0.154 277.4)
XYZ	xyz(4.2565, 2.2079, 17.6510)
Luminance	0.0221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#221577 #6A7715

analogous

#153977 #221577 #531577

triadic

#221577 #772215 #157722

tetradic

#221577 #771539 #6A7715 #157753

square

#221577 #771539 #6A7715 #157753

split-complementary

#221577 #775315 #397715

monochromatic

#07051A #130C43 #221577 #311EAB #442DDA

Accessibility & contrast

On white

14.57

#221577 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#221577 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #221577

14.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##221577	#FFFFFF	#000000	##FFFFFF
##221577	1.00	14.57	1.44	14.57
#FFFFFF	14.57	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7A

Deuteranopia (green-blind)

#002575

Tritanopia (blue-blind)

#003346

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #221577;
/* rgb */ color: rgb(34, 21, 119);
/* oklch */ color: oklch(29.7% 0.154 277.4);

Tailwind

colors: {
  custom: {
    50: '#6c559f',
    500: '#221577',
    950: '#000000',
  },
}

SCSS

$custom: #221577;
$custom-light: #6c559f;
$custom-dark: #000000;

JSON

{
  "hex": "#221577",
  "rgb": {
    "r": 34,
    "g": 21,
    "b": 119
  },
  "hsl": {
    "h": 247.959,
    "s": 70,
    "l": 27.451
  },
  "oklch": {
    "l": 0.29708,
    "c": 0.15426,
    "h": 277.4
  },
  "luminance": 0.02208
}

Semantic roles & 50–950 ramp

primary

#221577

secondary

#9EAD3B

accent

#ED3BD5

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08030F

muted

#7A787E

Preview Lab

Preview with #221577

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

Preview Lab → · Contrast checker → · Palette generator →