#2D57AA#2D57AA

#2D57AA is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.3% C 0.141 H 262.2°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#2D57AA
RGB	rgb(45, 87, 170)
HSL	hsl(220, 58%, 42%)
HSV	hsv(220, 74%, 67%)
CMYK	cmyk(73.5%, 48.8%, 0%, 33.3%)
CIE-LAB	lab(38.33, 14.84, -48.83)
CIE-LCH	lch(38.33, 51.03, 286.91°)
OKLab	oklab(47.34% -0.0191 -0.1402)
OKLCH	oklch(47.34% 0.141 262.2)
XYZ	xyz(11.7435, 10.2753, 39.3868)
Luminance	0.1028 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D57AA #AA802D

analogous

#2D96AA #2D57AA #412DAA

triadic

#2D57AA #AA2D57 #57AA2D

tetradic

#2D57AA #AA2D96 #AA802D #2DAA41

square

#2D57AA #AA2D96 #AA802D #2DAA41

split-complementary

#2D57AA #AA412D #96AA2D

monochromatic

#132549 #203E7A #2D57AA #4674CE #7798DB

Accessibility & contrast

On white

6.87

#2D57AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#2D57AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D57AA

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D57AA	#FFFFFF	#000000	##FFFFFF
##2D57AA	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2960AD

Deuteranopia (green-blind)

#0055A8

Tritanopia (blue-blind)

#006B78

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2d57aa;
/* rgb */ color: rgb(45, 87, 170);
/* oklch */ color: oklch(47.3% 0.141 262.2);

Tailwind

colors: {
  custom: {
    50: '#7785c4',
    500: '#2d57aa',
    950: '#000000',
  },
}

SCSS

$custom: #2d57aa;
$custom-light: #7785c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2d57aa",
  "rgb": {
    "r": 45,
    "g": 87,
    "b": 170
  },
  "hsl": {
    "h": 219.84,
    "s": 58.14,
    "l": 42.157
  },
  "oklch": {
    "l": 0.47336,
    "c": 0.14146,
    "h": 262.2
  },
  "luminance": 0.10277
}

Semantic roles & 50–950 ramp

primary

#2D57AA

secondary

#C3A770

accent

#AD46E1

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2D57AA

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

Preview Lab → · Contrast checker → · Palette generator →