#2159CA#2159CA

#2159CA is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.8% C 0.185 H 262.2°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#2159CA
RGB	rgb(33, 89, 202)
HSL	hsl(220, 72%, 46%)
HSV	hsv(220, 84%, 79%)
CMYK	cmyk(83.7%, 55.9%, 0%, 20.8%)
CIE-LAB	lab(40.78, 24.58, -63.61)
CIE-LCH	lch(40.78, 68.19, 291.12°)
OKLab	oklab(49.82% -0.0252 -0.1838)
OKLCH	oklch(49.82% 0.186 262.2)
XYZ	xyz(14.8564, 11.7305, 57.3469)
Luminance	0.1173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2159CA #CA9221

analogous

#21ADCA #2159CA #3D21CA

triadic

#2159CA #CA2159 #59CA21

tetradic

#2159CA #CA21AD #CA9221 #21CA3D

square

#2159CA #CA21AD #CA9221 #21CA3D

split-complementary

#2159CA #CA3D21 #ADCA21

monochromatic

#102B61 #184295 #2159CA #477AE1 #7CA0EA

Accessibility & contrast

On white

6.28

#2159CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#2159CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2159CA

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2159CA	#FFFFFF	#000000	##FFFFFF
##2159CA	1.00	6.28	3.35	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CE

Deuteranopia (green-blind)

#0059C8

Tritanopia (blue-blind)

#007589

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #2159ca;
/* rgb */ color: rgb(33, 89, 202);
/* oklch */ color: oklch(49.8% 0.185 262.2);

Tailwind

colors: {
  custom: {
    50: '#7a87db',
    500: '#2159ca',
    950: '#000000',
  },
}

SCSS

$custom: #2159ca;
$custom-light: #7a87db;
$custom-dark: #000000;

JSON

{
  "hex": "#2159ca",
  "rgb": {
    "r": 33,
    "g": 89,
    "b": 202
  },
  "hsl": {
    "h": 220.118,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.49816,
    "c": 0.1855,
    "h": 262.2
  },
  "luminance": 0.11732
}

Semantic roles & 50–950 ramp

primary

#2159CA

secondary

#D2B375

accent

#B339EF

background

#F8F8FD

surface

#EFEFFB

border

#CACAD4

text

#0B0B15

muted

#7C7C83

Preview Lab

Preview with #2159CA

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

Preview Lab → · Contrast checker → · Palette generator →