#21489F#21489F

#21489F is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.8% C 0.148 H 263.3°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#21489F
RGB	rgb(33, 72, 159)
HSL	hsl(221, 66%, 38%)
HSV	hsv(221, 79%, 62%)
CMYK	cmyk(79.2%, 54.7%, 0%, 37.6%)
CIE-LAB	lab(32.83, 19.09, -51.16)
CIE-LCH	lch(32.83, 54.60, 290.46°)
OKLab	oklab(42.77% -0.0173 -0.1475)
OKLCH	oklch(42.77% 0.149 263.3)
XYZ	xyz(9.2003, 7.4602, 33.7492)
Luminance	0.0746 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21489F #9F7821

analogous

#21879F #21489F #39219F

triadic

#21489F #9F2148 #489F21

tetradic

#21489F #9F2187 #9F7821 #219F39

square

#21489F #9F2187 #9F7821 #219F39

split-complementary

#21489F #9F3921 #879F21

monochromatic

#0C1A3A #16316C #21489F #2C5FD2 #5D85DD

Accessibility & contrast

On white

8.43

#21489F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#21489F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21489F

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21489F	#FFFFFF	#000000	##FFFFFF
##21489F	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A2

Deuteranopia (green-blind)

#00489D

Tritanopia (blue-blind)

#005D6C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #21489f;
/* rgb */ color: rgb(33, 72, 159);
/* oklch */ color: oklch(42.8% 0.148 263.3);

Tailwind

colors: {
  custom: {
    50: '#717abc',
    500: '#21489f',
    950: '#000000',
  },
}

SCSS

$custom: #21489f;
$custom-light: #717abc;
$custom-dark: #000000;

JSON

{
  "hex": "#21489f",
  "rgb": {
    "r": 33,
    "g": 72,
    "b": 159
  },
  "hsl": {
    "h": 221.429,
    "s": 65.625,
    "l": 37.647
  },
  "oklch": {
    "l": 0.42769,
    "c": 0.1485,
    "h": 263.3
  },
  "luminance": 0.07461
}

Semantic roles & 50–950 ramp

primary

#21489F

secondary

#C2A25A

accent

#B43FE9

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #21489F

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

Preview Lab → · Contrast checker → · Palette generator →