#21385D#21385D

#21385D is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.1% C 0.072 H 259.5°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#21385D
RGB	rgb(33, 56, 93)
HSL	hsl(217, 48%, 25%)
HSV	hsv(217, 65%, 36%)
CMYK	cmyk(64.5%, 39.8%, 0%, 63.5%)
CIE-LAB	lab(23.48, 4.00, -24.81)
CIE-LCH	lch(23.48, 25.13, 279.15°)
OKLab	oklab(34.14% -0.013 -0.0703)
OKLCH	oklch(34.14% 0.072 259.5)
XYZ	xyz(4.0165, 3.9416, 10.9030)
Luminance	0.0394 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21385D #5D4621

analogous

#21565D #21385D #28215D

triadic

#21385D #5D2138 #385D21

tetradic

#21385D #5D2156 #5D4621 #215D28

square

#21385D #5D2156 #5D4621 #215D28

split-complementary

#21385D #5D2821 #565D21

monochromatic

#080E17 #111D30 #21385D #31538A #416EB7

Accessibility & contrast

On white

11.74

#21385D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#21385D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21385D

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21385D	#FFFFFF	#000000	##FFFFFF
##21385D	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283B5F

Deuteranopia (green-blind)

#20355C

Tritanopia (blue-blind)

#004046

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #21385d;
/* rgb */ color: rgb(33, 56, 93);
/* oklch */ color: oklch(34.1% 0.072 259.5);

Tailwind

colors: {
  custom: {
    50: '#626e8b',
    500: '#21385d',
    950: '#000000',
  },
}

SCSS

$custom: #21385d;
$custom-light: #626e8b;
$custom-dark: #000000;

JSON

{
  "hex": "#21385d",
  "rgb": {
    "r": 33,
    "g": 56,
    "b": 93
  },
  "hsl": {
    "h": 217,
    "s": 47.619,
    "l": 24.706
  },
  "oklch": {
    "l": 0.34145,
    "c": 0.07154,
    "h": 259.5
  },
  "luminance": 0.03942
}

Semantic roles & 50–950 ramp

primary

#21385D

secondary

#917549

accent

#A451D7

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05070C

muted

#7A7A7D

Preview Lab

Preview with #21385D

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

Preview Lab → · Contrast checker → · Palette generator →