#2161C1#2161C1

#2161C1 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 50.8% C 0.164 H 258.9°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#2161C1
RGB	rgb(33, 97, 193)
HSL	hsl(216, 71%, 44%)
HSV	hsv(216, 83%, 76%)
CMYK	cmyk(82.9%, 49.7%, 0%, 24.3%)
CIE-LAB	lab(42.34, 15.85, -55.88)
CIE-LCH	lch(42.34, 58.08, 285.83°)
OKLab	oklab(50.8% -0.0315 -0.1609)
OKLCH	oklch(50.8% 0.164 258.9)
XYZ	xyz(14.5240, 12.7212, 52.1317)
Luminance	0.1272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2161C1 #C18121

analogous

#21B1C1 #2161C1 #3121C1

triadic

#2161C1 #C12161 #61C121

tetradic

#2161C1 #C121B1 #C18121 #21C131

square

#2161C1 #C121B1 #C18121 #21C131

split-complementary

#2161C1 #C13121 #B1C121

monochromatic

#0F2C58 #18478D #2161C1 #4180DE #75A3E7

Accessibility & contrast

On white

5.92

#2161C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#2161C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2161C1

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2161C1	#FFFFFF	#000000	##FFFFFF
##2161C1	1.00	5.92	3.54	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#256CC5

Deuteranopia (green-blind)

#005DBF

Tritanopia (blue-blind)

#007888

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2161c1;
/* rgb */ color: rgb(33, 97, 193);
/* oklch */ color: oklch(50.8% 0.164 258.9);

Tailwind

colors: {
  custom: {
    50: '#788dd4',
    500: '#2161c1',
    950: '#000000',
  },
}

SCSS

$custom: #2161c1;
$custom-light: #788dd4;
$custom-dark: #000000;

JSON

{
  "hex": "#2161c1",
  "rgb": {
    "r": 33,
    "g": 97,
    "b": 193
  },
  "hsl": {
    "h": 216,
    "s": 70.796,
    "l": 44.314
  },
  "oklch": {
    "l": 0.50795,
    "c": 0.16392,
    "h": 258.9
  },
  "luminance": 0.12723
}

Semantic roles & 50–950 ramp

primary

#2161C1

secondary

#CFA86F

accent

#A63AEE

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #2161C1

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

Preview Lab → · Contrast checker → · Palette generator →