#2158BD#2158BD

#2158BD is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.6% C 0.170 H 261.3°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#2158BD
RGB	rgb(33, 88, 189)
HSL	hsl(219, 70%, 44%)
HSV	hsv(219, 83%, 74%)
CMYK	cmyk(82.5%, 53.4%, 0%, 25.9%)
CIE-LAB	lab(39.54, 20.18, -58.08)
CIE-LCH	lch(39.54, 61.49, 289.16°)
OKLab	oklab(48.57% -0.0257 -0.1675)
OKLCH	oklch(48.57% 0.17 261.3)
XYZ	xyz(13.2989, 10.9753, 49.5518)
Luminance	0.1098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2158BD #BD8621

analogous

#21A6BD #2158BD #3821BD

triadic

#2158BD #BD2158 #58BD21

tetradic

#2158BD #BD21A6 #BD8621 #21BD38

square

#2158BD #BD21A6 #BD8621 #21BD38

split-complementary

#2158BD #BD3821 #A6BD21

monochromatic

#0F2755 #184089 #2158BD #3E76DD #729BE6

Accessibility & contrast

On white

6.57

#2158BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#2158BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2158BD

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2158BD	#FFFFFF	#000000	##FFFFFF
##2158BD	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0365C1

Deuteranopia (green-blind)

#0056BB

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2158bd;
/* rgb */ color: rgb(33, 88, 189);
/* oklch */ color: oklch(48.6% 0.170 261.3);

Tailwind

colors: {
  custom: {
    50: '#7786d2',
    500: '#2158bd',
    950: '#000000',
  },
}

SCSS

$custom: #2158bd;
$custom-light: #7786d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2158bd",
  "rgb": {
    "r": 33,
    "g": 88,
    "b": 189
  },
  "hsl": {
    "h": 218.846,
    "s": 70.27,
    "l": 43.529
  },
  "oklch": {
    "l": 0.48566,
    "c": 0.16951,
    "h": 261.3
  },
  "luminance": 0.10977
}

Semantic roles & 50–950 ramp

primary

#2158BD

secondary

#CDAB6D

accent

#AE3BED

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0A0B14

muted

#7C7C83

Preview Lab

Preview with #2158BD

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

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