#2A5DB5#2A5DB5

#2A5DB5 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.3% C 0.150 H 260.5°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#2A5DB5
RGB	rgb(42, 93, 181)
HSL	hsl(218, 62%, 44%)
HSV	hsv(218, 77%, 71%)
CMYK	cmyk(76.8%, 48.6%, 0%, 29%)
CIE-LAB	lab(40.66, 14.73, -51.57)
CIE-LCH	lch(40.66, 53.63, 285.95°)
OKLab	oklab(49.33% -0.0248 -0.1482)
OKLCH	oklch(49.33% 0.15 260.5)
XYZ	xyz(13.2067, 11.6556, 45.2608)
Luminance	0.1166 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5DB5 #B5822A

analogous

#2AA2B5 #2A5DB5 #3D2AB5

triadic

#2A5DB5 #B52A5D #5DB52A

tetradic

#2A5DB5 #B52AA2 #B5822A #2AB53D

square

#2A5DB5 #B52AA2 #B5822A #2AB53D

split-complementary

#2A5DB5 #B53D2A #A2B52A

monochromatic

#132A52 #1E4383 #2A5DB5 #487BD4 #799FE0

Accessibility & contrast

On white

6.30

#2A5DB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#2A5DB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5DB5

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5DB5	#FFFFFF	#000000	##FFFFFF
##2A5DB5	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B67B8

Deuteranopia (green-blind)

#005AB3

Tritanopia (blue-blind)

#007280

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #2a5db5;
/* rgb */ color: rgb(42, 93, 181);
/* oklch */ color: oklch(49.3% 0.150 260.5);

Tailwind

colors: {
  custom: {
    50: '#788acc',
    500: '#2a5db5',
    950: '#000000',
  },
}

SCSS

$custom: #2a5db5;
$custom-light: #788acc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5db5",
  "rgb": {
    "r": 42,
    "g": 93,
    "b": 181
  },
  "hsl": {
    "h": 217.986,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.49326,
    "c": 0.15021,
    "h": 260.5
  },
  "luminance": 0.11657
}

Semantic roles & 50–950 ramp

primary

#2A5DB5

secondary

#C8A973

accent

#AA42E5

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2A5DB5

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

Preview Lab → · Contrast checker → · Palette generator →