#2154BA#2154BA

#2154BA is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.5% C 0.170 H 262.1°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#2154BA
RGB	rgb(33, 84, 186)
HSL	hsl(220, 70%, 43%)
HSV	hsv(220, 82%, 73%)
CMYK	cmyk(82.3%, 54.8%, 0%, 27.1%)
CIE-LAB	lab(38.21, 21.66, -58.48)
CIE-LCH	lch(38.21, 62.36, 290.32°)
OKLab	oklab(47.49% -0.0233 -0.1688)
OKLCH	oklch(47.49% 0.17 262.1)
XYZ	xyz(12.6573, 10.2076, 47.7480)
Luminance	0.1021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2154BA #BA8721

analogous

#21A0BA #2154BA #3A21BA

triadic

#2154BA #BA2154 #54BA21

tetradic

#2154BA #BA21A0 #BA8721 #21BA3A

square

#2154BA #BA21A0 #BA8721 #21BA3A

split-complementary

#2154BA #BA3A21 #A0BA21

monochromatic

#0F2552 #183D86 #2154BA #3C71DC #7097E6

Accessibility & contrast

On white

6.90

#2154BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#2154BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2154BA

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2154BA	#FFFFFF	#000000	##FFFFFF
##2154BA	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BE

Deuteranopia (green-blind)

#0053B8

Tritanopia (blue-blind)

#006D7F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2154ba;
/* rgb */ color: rgb(33, 84, 186);
/* oklch */ color: oklch(47.5% 0.170 262.1);

Tailwind

colors: {
  custom: {
    50: '#7783cf',
    500: '#2154ba',
    950: '#000000',
  },
}

SCSS

$custom: #2154ba;
$custom-light: #7783cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2154ba",
  "rgb": {
    "r": 33,
    "g": 84,
    "b": 186
  },
  "hsl": {
    "h": 220,
    "s": 69.863,
    "l": 42.941
  },
  "oklch": {
    "l": 0.47489,
    "c": 0.17039,
    "h": 262.1
  },
  "luminance": 0.10209
}

Semantic roles & 50–950 ramp

primary

#2154BA

secondary

#CCAC6B

accent

#B13BED

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0A14

muted

#7C7C82

Preview Lab

Preview with #2154BA

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

Preview Lab → · Contrast checker → · Palette generator →