#2D5FB1#2D5FB1

#2D5FB1 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.6% C 0.141 H 259.8°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#2D5FB1
RGB	rgb(45, 95, 177)
HSL	hsl(217, 59%, 44%)
HSV	hsv(217, 75%, 69%)
CMYK	cmyk(74.6%, 46.3%, 0%, 30.6%)
CIE-LAB	lab(41.08, 12.28, -48.54)
CIE-LCH	lch(41.08, 50.07, 284.20°)
OKLab	oklab(49.59% -0.025 -0.1392)
OKLCH	oklch(49.59% 0.141 259.8)
XYZ	xyz(13.1073, 11.9152, 43.1955)
Luminance	0.1192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D5FB1 #B17F2D

analogous

#2DA1B1 #2D5FB1 #3D2DB1

triadic

#2D5FB1 #B12D5F #5FB12D

tetradic

#2D5FB1 #B12DA1 #B17F2D #2DB13D

square

#2D5FB1 #B12DA1 #B17F2D #2DB13D

split-complementary

#2D5FB1 #B13D2D #A1B12D

monochromatic

#142B4F #214580 #2D5FB1 #4A7DD1 #7BA0DD

Accessibility & contrast

On white

6.21

#2D5FB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#2D5FB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D5FB1

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D5FB1	#FFFFFF	#000000	##FFFFFF
##2D5FB1	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3467B4

Deuteranopia (green-blind)

#165BAF

Tritanopia (blue-blind)

#00727F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2d5fb1;
/* rgb */ color: rgb(45, 95, 177);
/* oklch */ color: oklch(49.6% 0.141 259.8);

Tailwind

colors: {
  custom: {
    50: '#788bc9',
    500: '#2d5fb1',
    950: '#000000',
  },
}

SCSS

$custom: #2d5fb1;
$custom-light: #788bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2d5fb1",
  "rgb": {
    "r": 45,
    "g": 95,
    "b": 177
  },
  "hsl": {
    "h": 217.273,
    "s": 59.459,
    "l": 43.529
  },
  "oklch": {
    "l": 0.49593,
    "c": 0.1414,
    "h": 259.8
  },
  "luminance": 0.11917
}

Semantic roles & 50–950 ramp

primary

#2D5FB1

secondary

#C6A774

accent

#A745E3

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2D5FB1

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

Preview Lab → · Contrast checker → · Palette generator →