#212558#212558

#212558 is a dark, moderate blue. Relative luminance 0.024; OKLCH L 29.3% C 0.091 H 275.9°. Best body text is #FFFFFF at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#212558
RGB	rgb(33, 37, 88)
HSL	hsl(236, 45%, 24%)
HSV	hsv(236, 63%, 35%)
CMYK	cmyk(62.5%, 58%, 0%, 65.5%)
CIE-LAB	lab(17.23, 15.65, -31.49)
CIE-LCH	lch(17.23, 35.16, 296.43°)
OKLab	oklab(29.26% 0.0093 -0.0902)
OKLCH	oklch(29.26% 0.091 275.9)
XYZ	xyz(3.0497, 2.3508, 9.5237)
Luminance	0.0235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212558 #585421

analogous

#214058 #212558 #382158

triadic

#212558 #582125 #255821

tetradic

#212558 #582140 #585421 #215838

square

#212558 #582140 #585421 #215838

split-complementary

#212558 #583821 #405821

monochromatic

#080916 #10122B #212558 #323885 #424AB1

Accessibility & contrast

On white

14.28

#212558 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#212558 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212558

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212558	#FFFFFF	#000000	##FFFFFF
##212558	1.00	14.28	1.47	14.28
#FFFFFF	14.28	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#062D5A

Deuteranopia (green-blind)

#002857

Tritanopia (blue-blind)

#01313A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #212558;
/* rgb */ color: rgb(33, 37, 88);
/* oklch */ color: oklch(29.3% 0.091 275.9);

Tailwind

colors: {
  custom: {
    50: '#625f87',
    500: '#212558',
    950: '#000000',
  },
}

SCSS

$custom: #212558;
$custom-light: #625f87;
$custom-dark: #000000;

JSON

{
  "hex": "#212558",
  "rgb": {
    "r": 33,
    "g": 37,
    "b": 88
  },
  "hsl": {
    "h": 235.636,
    "s": 45.455,
    "l": 23.725
  },
  "oklch": {
    "l": 0.29259,
    "c": 0.09066,
    "h": 275.9
  },
  "luminance": 0.02351
}

Semantic roles & 50–950 ramp

primary

#212558

secondary

#8C8749

accent

#CC53D5

background

#F6F5F8

surface

#EBE9EF

border

#C6C5CA

text

#05040B

muted

#7A797C

Preview Lab

Preview with #212558

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

Preview Lab → · Contrast checker → · Palette generator →