#2153A6#2153A6

#2153A6 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 45.7% C 0.144 H 260.1°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#2153A6
RGB	rgb(33, 83, 166)
HSL	hsl(217, 67%, 39%)
HSV	hsv(217, 80%, 65%)
CMYK	cmyk(80.1%, 50%, 0%, 34.9%)
CIE-LAB	lab(36.48, 14.46, -49.45)
CIE-LCH	lch(36.48, 51.52, 286.30°)
OKLab	oklab(45.71% -0.0249 -0.1422)
OKLCH	oklch(45.71% 0.144 260.1)
XYZ	xyz(10.6009, 9.2618, 37.2980)
Luminance	0.0926 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2153A6 #A67421

analogous

#2196A6 #2153A6 #3221A6

triadic

#2153A6 #A62153 #53A621

tetradic

#2153A6 #A62196 #A67421 #21A632

square

#2153A6 #A62196 #A67421 #21A632

split-complementary

#2153A6 #A63221 #96A621

monochromatic

#0D2040 #173973 #2153A6 #2F6DD6 #6291E0

Accessibility & contrast

On white

7.36

#2153A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#2153A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2153A6

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2153A6	#FFFFFF	#000000	##FFFFFF
##2153A6	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#215CA9

Deuteranopia (green-blind)

#0050A4

Tritanopia (blue-blind)

#006774

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2153a6;
/* rgb */ color: rgb(33, 83, 166);
/* oklch */ color: oklch(45.7% 0.144 260.1);

Tailwind

colors: {
  custom: {
    50: '#7282c1',
    500: '#2153a6',
    950: '#000000',
  },
}

SCSS

$custom: #2153a6;
$custom-light: #7282c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2153a6",
  "rgb": {
    "r": 33,
    "g": 83,
    "b": 166
  },
  "hsl": {
    "h": 217.444,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.45713,
    "c": 0.14441,
    "h": 260.1
  },
  "luminance": 0.09263
}

Semantic roles & 50–950 ramp

primary

#2153A6

secondary

#C59E5E

accent

#A93EEA

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2153A6

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

Preview Lab → · Contrast checker → · Palette generator →