#2152A8#2152A8

#2152A8 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.6% C 0.148 H 260.7°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#2152A8
RGB	rgb(33, 82, 168)
HSL	hsl(218, 67%, 39%)
HSV	hsv(218, 80%, 66%)
CMYK	cmyk(80.4%, 51.2%, 0%, 34.1%)
CIE-LAB	lab(36.34, 15.91, -50.88)
CIE-LCH	lch(36.34, 53.31, 287.37°)
OKLab	oklab(45.64% -0.0239 -0.1465)
OKLCH	oklch(45.64% 0.148 260.7)
XYZ	xyz(10.7098, 9.1838, 38.2464)
Luminance	0.0919 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2152A8 #A87721

analogous

#2196A8 #2152A8 #3321A8

triadic

#2152A8 #A82152 #52A821

tetradic

#2152A8 #A82196 #A87721 #21A833

square

#2152A8 #A82196 #A87721 #21A833

split-complementary

#2152A8 #A83321 #96A821

monochromatic

#0D2042 #173975 #2152A8 #306CD6 #6391E0

Accessibility & contrast

On white

7.40

#2152A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#2152A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2152A8

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2152A8	#FFFFFF	#000000	##FFFFFF
##2152A8	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B5CAB

Deuteranopia (green-blind)

#0050A6

Tritanopia (blue-blind)

#006775

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2152a8;
/* rgb */ color: rgb(33, 82, 168);
/* oklch */ color: oklch(45.6% 0.148 260.7);

Tailwind

colors: {
  custom: {
    50: '#7282c2',
    500: '#2152a8',
    950: '#000000',
  },
}

SCSS

$custom: #2152a8;
$custom-light: #7282c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2152a8",
  "rgb": {
    "r": 33,
    "g": 82,
    "b": 168
  },
  "hsl": {
    "h": 218.222,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.45644,
    "c": 0.14841,
    "h": 260.7
  },
  "luminance": 0.09185
}

Semantic roles & 50–950 ramp

primary

#2152A8

secondary

#C5A05F

accent

#AC3EEA

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2152A8

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

Preview Lab → · Contrast checker → · Palette generator →