#2D5FB3#2D5FB3

#2D5FB3 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.7% C 0.144 H 260.1°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#2D5FB3
RGB	rgb(45, 95, 179)
HSL	hsl(218, 60%, 44%)
HSV	hsv(218, 75%, 70%)
CMYK	cmyk(74.9%, 46.9%, 0%, 29.8%)
CIE-LAB	lab(41.21, 13.04, -49.51)
CIE-LCH	lch(41.21, 51.20, 284.76°)
OKLab	oklab(49.73% -0.0247 -0.142)
OKLCH	oklch(49.73% 0.144 260.1)
XYZ	xyz(13.3081, 11.9955, 44.2531)
Luminance	0.1200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D5FB3 #B3812D

analogous

#2DA2B3 #2D5FB3 #3E2DB3

triadic

#2D5FB3 #B32D5F #5FB32D

tetradic

#2D5FB3 #B32DA2 #B3812D #2DB33E

square

#2D5FB3 #B32DA2 #B3812D #2DB33E

split-complementary

#2D5FB3 #B33E2D #A2B32D

monochromatic

#142B51 #214582 #2D5FB3 #4B7ED2 #7CA1DE

Accessibility & contrast

On white

6.18

#2D5FB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#2D5FB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D5FB3

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D5FB3	#FFFFFF	#000000	##FFFFFF
##2D5FB3	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3268B6

Deuteranopia (green-blind)

#105BB1

Tritanopia (blue-blind)

#007380

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2d5fb3;
/* rgb */ color: rgb(45, 95, 179);
/* oklch */ color: oklch(49.7% 0.144 260.1);

Tailwind

colors: {
  custom: {
    50: '#788bca',
    500: '#2d5fb3',
    950: '#000000',
  },
}

SCSS

$custom: #2d5fb3;
$custom-light: #788bca;
$custom-dark: #000000;

JSON

{
  "hex": "#2d5fb3",
  "rgb": {
    "r": 45,
    "g": 95,
    "b": 179
  },
  "hsl": {
    "h": 217.612,
    "s": 59.821,
    "l": 43.922
  },
  "oklch": {
    "l": 0.49733,
    "c": 0.14415,
    "h": 260.1
  },
  "luminance": 0.11997
}

Semantic roles & 50–950 ramp

primary

#2D5FB3

secondary

#C7A875

accent

#A845E3

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2D5FB3

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

Preview Lab → · Contrast checker → · Palette generator →