#2C5BB1#2C5BB1

#2C5BB1 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.7% C 0.147 H 261.3°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#2C5BB1
RGB	rgb(44, 91, 177)
HSL	hsl(219, 60%, 43%)
HSV	hsv(219, 75%, 69%)
CMYK	cmyk(75.1%, 48.6%, 0%, 30.6%)
CIE-LAB	lab(39.90, 14.76, -50.44)
CIE-LCH	lch(39.90, 52.56, 286.31°)
OKLab	oklab(48.68% -0.0223 -0.1449)
OKLCH	oklch(48.68% 0.147 261.3)
XYZ	xyz(12.7127, 11.1906, 43.0764)
Luminance	0.1119 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C5BB1 #B1822C

analogous

#2C9DB1 #2C5BB1 #3F2CB1

triadic

#2C5BB1 #B12C5B #5BB12C

tetradic

#2C5BB1 #B12C9D #B1822C #2CB13F

square

#2C5BB1 #B12C9D #B1822C #2CB13F

split-complementary

#2C5BB1 #B13F2C #9DB12C

monochromatic

#14294F #204280 #2C5BB1 #4979D2 #7A9DDE

Accessibility & contrast

On white

6.48

#2C5BB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#2C5BB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C5BB1

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C5BB1	#FFFFFF	#000000	##FFFFFF
##2C5BB1	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B64B4

Deuteranopia (green-blind)

#0058AF

Tritanopia (blue-blind)

#006F7D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2c5bb1;
/* rgb */ color: rgb(44, 91, 177);
/* oklch */ color: oklch(48.7% 0.147 261.3);

Tailwind

colors: {
  custom: {
    50: '#7888c9',
    500: '#2c5bb1',
    950: '#000000',
  },
}

SCSS

$custom: #2c5bb1;
$custom-light: #7888c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2c5bb1",
  "rgb": {
    "r": 44,
    "g": 91,
    "b": 177
  },
  "hsl": {
    "h": 218.797,
    "s": 60.181,
    "l": 43.333
  },
  "oklch": {
    "l": 0.48675,
    "c": 0.14656,
    "h": 261.3
  },
  "luminance": 0.11192
}

Semantic roles & 50–950 ramp

primary

#2C5BB1

secondary

#C6A973

accent

#AB44E3

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2C5BB1

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

Preview Lab → · Contrast checker → · Palette generator →