#2152B2#2152B2

#2152B2 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.4% C 0.162 H 261.9°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#2152B2
RGB	rgb(33, 82, 178)
HSL	hsl(220, 69%, 41%)
HSV	hsv(220, 81%, 70%)
CMYK	cmyk(81.5%, 53.9%, 0%, 30.2%)
CIE-LAB	lab(37.06, 19.85, -55.64)
CIE-LCH	lch(37.06, 59.08, 289.64°)
OKLab	oklab(46.43% -0.0227 -0.1605)
OKLCH	oklch(46.43% 0.162 261.9)
XYZ	xyz(11.6775, 9.5709, 43.3428)
Luminance	0.0957 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2152B2 #B28121

analogous

#219BB2 #2152B2 #3921B2

triadic

#2152B2 #B22152 #52B221

tetradic

#2152B2 #B2219B #B28121 #21B239

square

#2152B2 #B2219B #B28121 #21B239

split-complementary

#2152B2 #B23921 #9BB221

monochromatic

#0E224B #173A7E #2152B2 #366EDA #6A93E3

Accessibility & contrast

On white

7.21

#2152B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#2152B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2152B2

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2152B2	#FFFFFF	#000000	##FFFFFF
##2152B2	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EB5

Deuteranopia (green-blind)

#0051B0

Tritanopia (blue-blind)

#006A7A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2152b2;
/* rgb */ color: rgb(33, 82, 178);
/* oklch */ color: oklch(46.4% 0.162 261.9);

Tailwind

colors: {
  custom: {
    50: '#7581ca',
    500: '#2152b2',
    950: '#000000',
  },
}

SCSS

$custom: #2152b2;
$custom-light: #7581ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2152b2",
  "rgb": {
    "r": 33,
    "g": 82,
    "b": 178
  },
  "hsl": {
    "h": 219.724,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.46427,
    "c": 0.16208,
    "h": 261.9
  },
  "luminance": 0.09572
}

Semantic roles & 50–950 ramp

primary

#2152B2

secondary

#C9A866

accent

#B03CEC

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2152B2

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

Preview Lab → · Contrast checker → · Palette generator →