#2158A9#2158A9

#2158A9 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.0% C 0.142 H 258.5°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#2158A9
RGB	rgb(33, 88, 169)
HSL	hsl(216, 67%, 40%)
HSV	hsv(216, 80%, 66%)
CMYK	cmyk(80.5%, 47.9%, 0%, 33.7%)
CIE-LAB	lab(38.14, 12.32, -48.57)
CIE-LCH	lch(38.14, 50.11, 284.24°)
OKLab	oklab(47.05% -0.0284 -0.1395)
OKLCH	oklch(47.05% 0.142 258.5)
XYZ	xyz(11.2757, 10.1660, 38.8964)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2158A9 #A97221

analogous

#219CA9 #2158A9 #2E21A9

triadic

#2158A9 #A92158 #58A921

tetradic

#2158A9 #A9219C #A97221 #21A92E

square

#2158A9 #A9219C #A97221 #21A92E

split-complementary

#2158A9 #A92E21 #9CA921

monochromatic

#0D2343 #173D76 #2158A9 #3174D7 #6496E1

Accessibility & contrast

On white

6.92

#2158A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#2158A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2158A9

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2158A9	#FFFFFF	#000000	##FFFFFF
##2158A9	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B60AC

Deuteranopia (green-blind)

#0054A7

Tritanopia (blue-blind)

#006B78

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2158a9;
/* rgb */ color: rgb(33, 88, 169);
/* oklch */ color: oklch(47.0% 0.142 258.5);

Tailwind

colors: {
  custom: {
    50: '#7286c3',
    500: '#2158a9',
    950: '#000000',
  },
}

SCSS

$custom: #2158a9;
$custom-light: #7286c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2158a9",
  "rgb": {
    "r": 33,
    "g": 88,
    "b": 169
  },
  "hsl": {
    "h": 215.735,
    "s": 67.327,
    "l": 39.608
  },
  "oklch": {
    "l": 0.47049,
    "c": 0.14241,
    "h": 258.5
  },
  "luminance": 0.10167
}

Semantic roles & 50–950 ramp

primary

#2158A9

secondary

#C69D60

accent

#A43EEA

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2158A9

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

Preview Lab → · Contrast checker → · Palette generator →