#2145C3#2145C3

#2145C3 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.3% C 0.200 H 265.9°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#2145C3
RGB	rgb(33, 69, 195)
HSL	hsl(227, 71%, 45%)
HSV	hsv(227, 83%, 76%)
CMYK	cmyk(83.1%, 64.6%, 0%, 23.5%)
CIE-LAB	lab(35.04, 34.96, -68.93)
CIE-LCH	lch(35.04, 77.29, 296.89°)
OKLab	oklab(45.35% -0.0145 -0.1997)
OKLCH	oklch(45.35% 0.2 265.9)
XYZ	xyz(12.6022, 8.5182, 52.5991)
Luminance	0.0852 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2145C3 #C39F21

analogous

#2196C3 #2145C3 #4E21C3

triadic

#2145C3 #C32145 #45C321

tetradic

#2145C3 #C32196 #C39F21 #21C34E

square

#2145C3 #C32196 #C39F21 #21C34E

split-complementary

#2145C3 #C34E21 #96C321

monochromatic

#0F205A #18328F #2145C3 #4265DF #7790E8

Accessibility & contrast

On white

7.77

#2145C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2145C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2145C3

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2145C3	#FFFFFF	#000000	##FFFFFF
##2145C3	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC7

Deuteranopia (green-blind)

#004BC1

Tritanopia (blue-blind)

#00677E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2145c3;
/* rgb */ color: rgb(33, 69, 195);
/* oklch */ color: oklch(45.3% 0.200 265.9);

Tailwind

colors: {
  custom: {
    50: '#7a78d6',
    500: '#2145c3',
    950: '#000000',
  },
}

SCSS

$custom: #2145c3;
$custom-light: #7a78d6;
$custom-dark: #000000;

JSON

{
  "hex": "#2145c3",
  "rgb": {
    "r": 33,
    "g": 69,
    "b": 195
  },
  "hsl": {
    "h": 226.667,
    "s": 71.053,
    "l": 44.706
  },
  "oklch": {
    "l": 0.45348,
    "c": 0.20018,
    "h": 265.9
  },
  "luminance": 0.0852
}

Semantic roles & 50–950 ramp

primary

#2145C3

secondary

#CFBA71

accent

#C63AEE

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #2145C3

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

Preview Lab → · Contrast checker → · Palette generator →