#2159A9#2159A9

#2159A9 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.3% C 0.141 H 258.1°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#2159A9
RGB	rgb(33, 89, 169)
HSL	hsl(215, 67%, 40%)
HSV	hsv(215, 80%, 66%)
CMYK	cmyk(80.5%, 47.3%, 0%, 33.7%)
CIE-LAB	lab(38.43, 11.67, -48.10)
CIE-LCH	lch(38.43, 49.49, 283.63°)
OKLab	oklab(47.27% -0.0292 -0.1381)
OKLCH	oklch(47.27% 0.141 258.1)
XYZ	xyz(11.3584, 10.3313, 38.9239)
Luminance	0.1033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2159A9 #A97121

analogous

#219DA9 #2159A9 #2D21A9

triadic

#2159A9 #A92159 #59A921

tetradic

#2159A9 #A9219D #A97121 #21A92D

square

#2159A9 #A9219D #A97121 #21A92D

split-complementary

#2159A9 #A92D21 #9DA921

monochromatic

#0D2343 #173E76 #2159A9 #3175D7 #6497E1

Accessibility & contrast

On white

6.85

#2159A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#2159A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2159A9

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2159A9	#FFFFFF	#000000	##FFFFFF
##2159A9	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D61AC

Deuteranopia (green-blind)

#0455A7

Tritanopia (blue-blind)

#006C79

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2159a9;
/* rgb */ color: rgb(33, 89, 169);
/* oklch */ color: oklch(47.3% 0.141 258.1);

Tailwind

colors: {
  custom: {
    50: '#7287c3',
    500: '#2159a9',
    950: '#000000',
  },
}

SCSS

$custom: #2159a9;
$custom-light: #7287c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2159a9",
  "rgb": {
    "r": 33,
    "g": 89,
    "b": 169
  },
  "hsl": {
    "h": 215.294,
    "s": 67.327,
    "l": 39.608
  },
  "oklch": {
    "l": 0.47274,
    "c": 0.1412,
    "h": 258.1
  },
  "luminance": 0.10333
}

Semantic roles & 50–950 ramp

primary

#2159A9

secondary

#C69C60

accent

#A33EEA

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2159A9

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

Preview Lab → · Contrast checker → · Palette generator →