#2A5BAF#2A5BAF

#2A5BAF is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.5% C 0.144 H 260.4°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#2A5BAF
RGB	rgb(42, 91, 175)
HSL	hsl(218, 61%, 43%)
HSV	hsv(218, 76%, 69%)
CMYK	cmyk(76%, 48%, 0%, 31.4%)
CIE-LAB	lab(39.70, 13.74, -49.60)
CIE-LCH	lch(39.70, 51.46, 285.48°)
OKLab	oklab(48.46% -0.024 -0.1424)
OKLCH	oklch(48.46% 0.144 260.4)
XYZ	xyz(12.4310, 11.0682, 42.0303)
Luminance	0.1107 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5BAF #AF7E2A

analogous

#2A9DAF #2A5BAF #3C2AAF

triadic

#2A5BAF #AF2A5B #5BAF2A

tetradic

#2A5BAF #AF2A9D #AF7E2A #2AAF3C

square

#2A5BAF #AF2A9D #AF7E2A #2AAF3C

split-complementary

#2A5BAF #AF3C2A #9DAF2A

monochromatic

#12284C #1E417E #2A5BAF #4478D2 #759CDE

Accessibility & contrast

On white

6.53

#2A5BAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#2A5BAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5BAF

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5BAF	#FFFFFF	#000000	##FFFFFF
##2A5BAF	1.00	6.53	3.21	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D64B2

Deuteranopia (green-blind)

#0358AD

Tritanopia (blue-blind)

#006F7C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2a5baf;
/* rgb */ color: rgb(42, 91, 175);
/* oklch */ color: oklch(48.5% 0.144 260.4);

Tailwind

colors: {
  custom: {
    50: '#7788c7',
    500: '#2a5baf',
    950: '#000000',
  },
}

SCSS

$custom: #2a5baf;
$custom-light: #7788c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5baf",
  "rgb": {
    "r": 42,
    "g": 91,
    "b": 175
  },
  "hsl": {
    "h": 217.895,
    "s": 61.29,
    "l": 42.549
  },
  "oklch": {
    "l": 0.48455,
    "c": 0.14441,
    "h": 260.4
  },
  "luminance": 0.1107
}

Semantic roles & 50–950 ramp

primary

#2A5BAF

secondary

#C6A66F

accent

#A943E4

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2A5BAF

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

Preview Lab → · Contrast checker → · Palette generator →