#2154AA#2154AA

#2154AA is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.2% C 0.149 H 260.3°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#2154AA
RGB	rgb(33, 84, 170)
HSL	hsl(218, 67%, 40%)
HSV	hsv(218, 81%, 67%)
CMYK	cmyk(80.6%, 50.6%, 0%, 33.3%)
CIE-LAB	lab(37.05, 15.37, -50.92)
CIE-LCH	lch(37.05, 53.19, 286.80°)
OKLab	oklab(46.24% -0.0251 -0.1466)
OKLCH	oklch(46.24% 0.149 260.3)
XYZ	xyz(11.0506, 9.5649, 39.2862)
Luminance	0.0957 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2154AA #AA7721

analogous

#2199AA #2154AA #3221AA

triadic

#2154AA #AA2154 #54AA21

tetradic

#2154AA #AA2199 #AA7721 #21AA32

square

#2154AA #AA2199 #AA7721 #21AA32

split-complementary

#2154AA #AA3221 #99AA21

monochromatic

#0D2143 #173B77 #2154AA #316FD7 #6493E1

Accessibility & contrast

On white

7.21

#2154AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#2154AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2154AA

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2154AA	#FFFFFF	#000000	##FFFFFF
##2154AA	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)

#1E5EAD

Deuteranopia (green-blind)

#0051A8

Tritanopia (blue-blind)

#006977

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2154aa;
/* rgb */ color: rgb(33, 84, 170);
/* oklch */ color: oklch(46.2% 0.149 260.3);

Tailwind

colors: {
  custom: {
    50: '#7383c4',
    500: '#2154aa',
    950: '#000000',
  },
}

SCSS

$custom: #2154aa;
$custom-light: #7383c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2154aa",
  "rgb": {
    "r": 33,
    "g": 84,
    "b": 170
  },
  "hsl": {
    "h": 217.664,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.46235,
    "c": 0.14869,
    "h": 260.3
  },
  "luminance": 0.09566
}

Semantic roles & 50–950 ramp

primary

#2154AA

secondary

#C6A061

accent

#AA3DEA

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #2154AA

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

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