#21298E#21298E

#21298E is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.2% C 0.163 H 271.1°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#21298E
RGB	rgb(33, 41, 142)
HSL	hsl(236, 62%, 34%)
HSV	hsv(236, 77%, 56%)
CMYK	cmyk(76.8%, 71.1%, 0%, 44.3%)
CIE-LAB	lab(23.21, 33.36, -56.48)
CIE-LCH	lch(23.21, 65.59, 300.57°)
OKLab	oklab(35.17% 0.0032 -0.1634)
OKLCH	oklch(35.17% 0.163 271.1)
XYZ	xyz(6.3010, 3.8615, 25.9992)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21298E #8E8621

analogous

#21608E #21298E #4F218E

triadic

#21298E #8E2129 #298E21

tetradic

#21298E #8E2160 #8E8621 #218E4F

square

#21298E #8E2160 #8E8621 #218E4F

split-complementary

#21298E #8E4F21 #608E21

monochromatic

#0A0C2B #151B5C #21298E #2D37C0 #525CD7

Accessibility & contrast

On white

11.85

#21298E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#21298E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21298E

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21298E	#FFFFFF	#000000	##FFFFFF
##21298E	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D91

Deuteranopia (green-blind)

#00328C

Tritanopia (blue-blind)

#004558

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #21298e;
/* rgb */ color: rgb(33, 41, 142);
/* oklch */ color: oklch(35.2% 0.163 271.1);

Tailwind

colors: {
  custom: {
    50: '#6f63b0',
    500: '#21298e',
    950: '#000000',
  },
}

SCSS

$custom: #21298e;
$custom-light: #6f63b0;
$custom-dark: #000000;

JSON

{
  "hex": "#21298e",
  "rgb": {
    "r": 33,
    "g": 41,
    "b": 142
  },
  "hsl": {
    "h": 235.596,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.35173,
    "c": 0.16347,
    "h": 271.1
  },
  "luminance": 0.03862
}

Semantic roles & 50–950 ramp

primary

#21298E

secondary

#BAB350

accent

#D942E5

background

#F7F5FB

surface

#EDEAF6

border

#C8C6D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #21298E

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

Preview Lab → · Contrast checker → · Palette generator →