#2D57BA#2D57BA

#2D57BA is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.5% C 0.164 H 264.0°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#2D57BA
RGB	rgb(45, 87, 186)
HSL	hsl(222, 61%, 45%)
HSV	hsv(222, 76%, 73%)
CMYK	cmyk(75.8%, 53.2%, 0%, 27.1%)
CIE-LAB	lab(39.44, 20.93, -56.47)
CIE-LCH	lch(39.44, 60.22, 290.34°)
OKLab	oklab(48.54% -0.0172 -0.1626)
OKLCH	oklch(48.54% 0.164 264)
XYZ	xyz(13.3502, 10.9180, 47.8486)
Luminance	0.1092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D57BA #BA902D

analogous

#2D9DBA #2D57BA #4A2DBA

triadic

#2D57BA #BA2D57 #57BA2D

tetradic

#2D57BA #BA2D9D #BA902D #2DBA4A

square

#2D57BA #BA2D9D #BA902D #2DBA4A

split-complementary

#2D57BA #BA4A2D #9DBA2D

monochromatic

#152957 #214089 #2D57BA #5077D5 #819DE0

Accessibility & contrast

On white

6.60

#2D57BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#2D57BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D57BA

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D57BA	#FFFFFF	#000000	##FFFFFF
##2D57BA	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C64BD

Deuteranopia (green-blind)

#0057B8

Tritanopia (blue-blind)

#006F80

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2d57ba;
/* rgb */ color: rgb(45, 87, 186);
/* oklch */ color: oklch(48.5% 0.164 264.0);

Tailwind

colors: {
  custom: {
    50: '#7a85cf',
    500: '#2d57ba',
    950: '#000000',
  },
}

SCSS

$custom: #2d57ba;
$custom-light: #7a85cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2d57ba",
  "rgb": {
    "r": 45,
    "g": 87,
    "b": 186
  },
  "hsl": {
    "h": 222.128,
    "s": 61.039,
    "l": 45.294
  },
  "oklch": {
    "l": 0.48535,
    "c": 0.16354,
    "h": 264
  },
  "luminance": 0.10919
}

Semantic roles & 50–950 ramp

primary

#2D57BA

secondary

#C9B279

accent

#B444E4

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2D57BA

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

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