#213587#213587

#213587 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.7% C 0.139 H 268.2°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#213587
RGB	rgb(33, 53, 135)
HSL	hsl(228, 61%, 33%)
HSV	hsv(228, 76%, 53%)
CMYK	cmyk(75.6%, 60.7%, 0%, 47.1%)
CIE-LAB	lab(25.62, 22.66, -48.18)
CIE-LCH	lch(25.62, 53.24, 295.19°)
OKLab	oklab(36.74% -0.0043 -0.139)
OKLCH	oklch(36.74% 0.139 268.2)
XYZ	xyz(6.2720, 4.6181, 23.4778)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213587 #877321

analogous

#216887 #213587 #402187

triadic

#213587 #872135 #358721

tetradic

#213587 #872168 #877321 #218740

square

#213587 #872168 #877321 #218740

split-complementary

#213587 #874021 #688721

monochromatic

#090E25 #152256 #213587 #2D48B8 #4F69D4

Accessibility & contrast

On white

10.92

#213587 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#213587 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213587

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213587	#FFFFFF	#000000	##FFFFFF
##213587	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428A

Deuteranopia (green-blind)

#003885

Tritanopia (blue-blind)

#004A58

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #213587;
/* rgb */ color: rgb(33, 53, 135);
/* oklch */ color: oklch(36.7% 0.139 268.2);

Tailwind

colors: {
  custom: {
    50: '#6c6cab',
    500: '#213587',
    950: '#000000',
  },
}

SCSS

$custom: #213587;
$custom-light: #6c6cab;
$custom-dark: #000000;

JSON

{
  "hex": "#213587",
  "rgb": {
    "r": 33,
    "g": 53,
    "b": 135
  },
  "hsl": {
    "h": 228.235,
    "s": 60.714,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36742,
    "c": 0.13911,
    "h": 268.2
  },
  "luminance": 0.04619
}

Semantic roles & 50–950 ramp

primary

#213587

secondary

#B7A24D

accent

#C444E4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #213587

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

Preview Lab → · Contrast checker → · Palette generator →