#2D5DB1#2D5DB1

#2D5DB1 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.2% C 0.144 H 260.7°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#2D5DB1
RGB	rgb(45, 93, 177)
HSL	hsl(218, 59%, 44%)
HSV	hsv(218, 75%, 69%)
CMYK	cmyk(74.6%, 47.5%, 0%, 30.6%)
CIE-LAB	lab(40.51, 13.58, -49.46)
CIE-LCH	lch(40.51, 51.29, 285.36°)
OKLab	oklab(49.15% -0.0233 -0.1419)
OKLCH	oklch(49.15% 0.144 260.7)
XYZ	xyz(12.9295, 11.5595, 43.1362)
Luminance	0.1156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D5DB1 #B1812D

analogous

#2D9FB1 #2D5DB1 #3F2DB1

triadic

#2D5DB1 #B12D5D #5DB12D

tetradic

#2D5DB1 #B12D9F #B1812D #2DB13F

square

#2D5DB1 #B12D9F #B1812D #2DB13F

split-complementary

#2D5DB1 #B13F2D #9FB12D

monochromatic

#142A4F #214380 #2D5DB1 #4A7BD1 #7B9FDD

Accessibility & contrast

On white

6.34

#2D5DB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#2D5DB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D5DB1

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D5DB1	#FFFFFF	#000000	##FFFFFF
##2D5DB1	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3066B4

Deuteranopia (green-blind)

#0C5AAF

Tritanopia (blue-blind)

#00717E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2d5db1;
/* rgb */ color: rgb(45, 93, 177);
/* oklch */ color: oklch(49.2% 0.144 260.7);

Tailwind

colors: {
  custom: {
    50: '#788ac9',
    500: '#2d5db1',
    950: '#000000',
  },
}

SCSS

$custom: #2d5db1;
$custom-light: #788ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#2d5db1",
  "rgb": {
    "r": 45,
    "g": 93,
    "b": 177
  },
  "hsl": {
    "h": 218.182,
    "s": 59.459,
    "l": 43.529
  },
  "oklch": {
    "l": 0.49152,
    "c": 0.14381,
    "h": 260.7
  },
  "luminance": 0.11561
}

Semantic roles & 50–950 ramp

primary

#2D5DB1

secondary

#C6A874

accent

#A945E3

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2D5DB1

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

Preview Lab → · Contrast checker → · Palette generator →