#2A5CA4#2A5CA4

#2A5CA4 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 47.9% C 0.128 H 257.9°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#2A5CA4
RGB	rgb(42, 92, 164)
HSL	hsl(215, 59%, 40%)
HSV	hsv(215, 74%, 64%)
CMYK	cmyk(74.4%, 43.9%, 0%, 35.7%)
CIE-LAB	lab(39.29, 8.86, -43.74)
CIE-LCH	lch(39.29, 44.63, 281.45°)
OKLab	oklab(47.91% -0.0269 -0.1251)
OKLCH	oklch(47.91% 0.128 257.9)
XYZ	xyz(11.4804, 10.8256, 36.5993)
Luminance	0.1083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5CA4 #A4722A

analogous

#2A99A4 #2A5CA4 #352AA4

triadic

#2A5CA4 #A42A5C #5CA42A

tetradic

#2A5CA4 #A42A99 #A4722A #2AA435

square

#2A5CA4 #A42A99 #A4722A #2AA435

split-complementary

#2A5CA4 #A4352A #99A42A

monochromatic

#112543 #1E4173 #2A5CA4 #3E79CD #6E9BDA

Accessibility & contrast

On white

6.63

#2A5CA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#2A5CA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5CA4

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5CA4	#FFFFFF	#000000	##FFFFFF
##2A5CA4	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3863A7

Deuteranopia (green-blind)

#2257A3

Tritanopia (blue-blind)

#006D78

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2a5ca4;
/* rgb */ color: rgb(42, 92, 164);
/* oklch */ color: oklch(47.9% 0.128 257.9);

Tailwind

colors: {
  custom: {
    50: '#7489bf',
    500: '#2a5ca4',
    950: '#000000',
  },
}

SCSS

$custom: #2a5ca4;
$custom-light: #7489bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5ca4",
  "rgb": {
    "r": 42,
    "g": 92,
    "b": 164
  },
  "hsl": {
    "h": 215.41,
    "s": 59.223,
    "l": 40.392
  },
  "oklch": {
    "l": 0.47914,
    "c": 0.12801,
    "h": 257.9
  },
  "luminance": 0.10827
}

Semantic roles & 50–950 ramp

primary

#2A5CA4

secondary

#C19D69

accent

#A245E2

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2A5CA4

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

Preview Lab → · Contrast checker → · Palette generator →