#2B5AA1#2B5AA1

#2B5AA1 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.3% C 0.126 H 258.6°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#2B5AA1
RGB	rgb(43, 90, 161)
HSL	hsl(216, 58%, 40%)
HSV	hsv(216, 73%, 63%)
CMYK	cmyk(73.3%, 44.1%, 0%, 36.9%)
CIE-LAB	lab(38.55, 9.16, -43.13)
CIE-LCH	lch(38.55, 44.09, 281.99°)
OKLab	oklab(47.29% -0.0249 -0.1234)
OKLCH	oklch(47.29% 0.126 258.6)
XYZ	xyz(11.0831, 10.3979, 35.1342)
Luminance	0.1040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5AA1 #A1722B

analogous

#2B95A1 #2B5AA1 #372BA1

triadic

#2B5AA1 #A12B5A #5AA12B

tetradic

#2B5AA1 #A12B95 #A1722B #2BA137

square

#2B5AA1 #A12B95 #A1722B #2BA137

split-complementary

#2B5AA1 #A1372B #95A12B

monochromatic

#112440 #1E3F71 #2B5AA1 #3E76CB #6E98D8

Accessibility & contrast

On white

6.82

#2B5AA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#2B5AA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5AA1

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5AA1	#FFFFFF	#000000	##FFFFFF
##2B5AA1	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3761A4

Deuteranopia (green-blind)

#2256A0

Tritanopia (blue-blind)

#006B75

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2b5aa1;
/* rgb */ color: rgb(43, 90, 161);
/* oklch */ color: oklch(47.3% 0.126 258.6);

Tailwind

colors: {
  custom: {
    50: '#7488bd',
    500: '#2b5aa1',
    950: '#000000',
  },
}

SCSS

$custom: #2b5aa1;
$custom-light: #7488bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5aa1",
  "rgb": {
    "r": 43,
    "g": 90,
    "b": 161
  },
  "hsl": {
    "h": 216.102,
    "s": 57.843,
    "l": 40
  },
  "oklch": {
    "l": 0.47294,
    "c": 0.12587,
    "h": 258.6
  },
  "luminance": 0.10399
}

Semantic roles & 50–950 ramp

primary

#2B5AA1

secondary

#BF9D69

accent

#A447E1

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2B5AA1

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

Preview Lab → · Contrast checker → · Palette generator →