#2B5AAF#2B5AAF

#2B5AAF is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.3% C 0.145 H 261.1°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#2B5AAF
RGB	rgb(43, 90, 175)
HSL	hsl(219, 61%, 43%)
HSV	hsv(219, 75%, 69%)
CMYK	cmyk(75.4%, 48.6%, 0%, 31.4%)
CIE-LAB	lab(39.44, 14.52, -50.00)
CIE-LCH	lch(39.44, 52.06, 286.19°)
OKLab	oklab(48.27% -0.0225 -0.1436)
OKLCH	oklch(48.27% 0.145 261.1)
XYZ	xyz(12.3875, 10.9197, 42.0040)
Luminance	0.1092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5AAF #AF802B

analogous

#2B9CAF #2B5AAF #3E2BAF

triadic

#2B5AAF #AF2B5A #5AAF2B

tetradic

#2B5AAF #AF2B9C #AF802B #2BAF3E

square

#2B5AAF #AF2B9C #AF802B #2BAF3E

split-complementary

#2B5AAF #AF3E2B #9CAF2B

monochromatic

#13274D #1F417E #2B5AAF #4677D1 #779BDE

Accessibility & contrast

On white

6.60

#2B5AAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#2B5AAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5AAF

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5AAF	#FFFFFF	#000000	##FFFFFF
##2B5AAF	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A63B2

Deuteranopia (green-blind)

#0057AD

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2b5aaf;
/* rgb */ color: rgb(43, 90, 175);
/* oklch */ color: oklch(48.3% 0.145 261.1);

Tailwind

colors: {
  custom: {
    50: '#7788c7',
    500: '#2b5aaf',
    950: '#000000',
  },
}

SCSS

$custom: #2b5aaf;
$custom-light: #7788c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5aaf",
  "rgb": {
    "r": 43,
    "g": 90,
    "b": 175
  },
  "hsl": {
    "h": 218.636,
    "s": 60.55,
    "l": 42.745
  },
  "oklch": {
    "l": 0.48274,
    "c": 0.14533,
    "h": 261.1
  },
  "luminance": 0.10921
}

Semantic roles & 50–950 ramp

primary

#2B5AAF

secondary

#C5A770

accent

#AB44E4

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2B5AAF

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

Preview Lab → · Contrast checker → · Palette generator →