#2D57AE#2D57AE

#2D57AE is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.6% C 0.147 H 262.7°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#2D57AE
RGB	rgb(45, 87, 174)
HSL	hsl(220, 59%, 43%)
HSV	hsv(220, 74%, 68%)
CMYK	cmyk(74.1%, 50%, 0%, 31.8%)
CIE-LAB	lab(38.60, 16.37, -50.76)
CIE-LCH	lch(38.60, 53.34, 287.87°)
OKLab	oklab(47.63% -0.0186 -0.1458)
OKLCH	oklch(47.63% 0.147 262.7)
XYZ	xyz(12.1276, 10.4289, 41.4100)
Luminance	0.1043 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D57AE #AE842D

analogous

#2D97AE #2D57AE #432DAE

triadic

#2D57AE #AE2D57 #57AE2D

tetradic

#2D57AE #AE2D97 #AE842D #2DAE43

square

#2D57AE #AE2D97 #AE842D #2DAE43

split-complementary

#2D57AE #AE432D #97AE2D

monochromatic

#14264D #203F7D #2D57AE #4874D0 #7999DC

Accessibility & contrast

On white

6.80

#2D57AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#2D57AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D57AE

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D57AE	#FFFFFF	#000000	##FFFFFF
##2D57AE	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2461B1

Deuteranopia (green-blind)

#0055AC

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2d57ae;
/* rgb */ color: rgb(45, 87, 174);
/* oklch */ color: oklch(47.6% 0.147 262.7);

Tailwind

colors: {
  custom: {
    50: '#7885c7',
    500: '#2d57ae',
    950: '#000000',
  },
}

SCSS

$custom: #2d57ae;
$custom-light: #7885c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2d57ae",
  "rgb": {
    "r": 45,
    "g": 87,
    "b": 174
  },
  "hsl": {
    "h": 220.465,
    "s": 58.904,
    "l": 42.941
  },
  "oklch": {
    "l": 0.47628,
    "c": 0.14703,
    "h": 262.7
  },
  "luminance": 0.1043
}

Semantic roles & 50–950 ramp

primary

#2D57AE

secondary

#C4AA72

accent

#AF46E2

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2D57AE

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

Preview Lab → · Contrast checker → · Palette generator →