#2A53B7#2A53B7

#2A53B7 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.4% C 0.165 H 264.2°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#2A53B7
RGB	rgb(42, 83, 183)
HSL	hsl(223, 63%, 44%)
HSV	hsv(223, 77%, 72%)
CMYK	cmyk(77%, 54.6%, 0%, 28.2%)
CIE-LAB	lab(38.01, 22.07, -57.02)
CIE-LCH	lch(38.01, 61.15, 291.16°)
OKLab	oklab(47.35% -0.0167 -0.1644)
OKLCH	oklch(47.35% 0.165 264.2)
XYZ	xyz(12.5923, 10.0962, 46.0757)
Luminance	0.1010 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A53B7 #B78E2A

analogous

#2A9AB7 #2A53B7 #472AB7

triadic

#2A53B7 #B72A53 #53B72A

tetradic

#2A53B7 #B72A9A #B78E2A #2AB747

square

#2A53B7 #B72A9A #B78E2A #2AB747

split-complementary

#2A53B7 #B7472A #9AB72A

monochromatic

#132653 #1F3C85 #2A53B7 #4972D5 #7B98E1

Accessibility & contrast

On white

6.95

#2A53B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#2A53B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A53B7

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A53B7	#FFFFFF	#000000	##FFFFFF
##2A53B7	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BA

Deuteranopia (green-blind)

#0053B5

Tritanopia (blue-blind)

#006C7D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2a53b7;
/* rgb */ color: rgb(42, 83, 183);
/* oklch */ color: oklch(47.4% 0.165 264.2);

Tailwind

colors: {
  custom: {
    50: '#7982cd',
    500: '#2a53b7',
    950: '#000000',
  },
}

SCSS

$custom: #2a53b7;
$custom-light: #7982cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a53b7",
  "rgb": {
    "r": 42,
    "g": 83,
    "b": 183
  },
  "hsl": {
    "h": 222.553,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.47353,
    "c": 0.16525,
    "h": 264.2
  },
  "luminance": 0.10098
}

Semantic roles & 50–950 ramp

primary

#2A53B7

secondary

#C9B074

accent

#B642E6

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0A0A14

muted

#7C7C82

Preview Lab

Preview with #2A53B7

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

Preview Lab → · Contrast checker → · Palette generator →