#2D5BB3#2D5BB3

#2D5BB3 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.9% C 0.149 H 261.8°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#2D5BB3
RGB	rgb(45, 91, 179)
HSL	hsl(219, 60%, 44%)
HSV	hsv(219, 75%, 70%)
CMYK	cmyk(74.9%, 49.2%, 0%, 29.8%)
CIE-LAB	lab(40.07, 15.65, -51.34)
CIE-LCH	lch(40.07, 53.67, 286.95°)
OKLab	oklab(48.86% -0.0213 -0.1475)
OKLCH	oklch(48.86% 0.149 261.8)
XYZ	xyz(12.9570, 11.2933, 44.1360)
Luminance	0.1129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D5BB3 #B3852D

analogous

#2D9EB3 #2D5BB3 #422DB3

triadic

#2D5BB3 #B32D5B #5BB32D

tetradic

#2D5BB3 #B32D9E #B3852D #2DB342

square

#2D5BB3 #B32D9E #B3852D #2DB342

split-complementary

#2D5BB3 #B3422D #9EB32D

monochromatic

#142951 #214282 #2D5BB3 #4B7AD2 #7C9EDE

Accessibility & contrast

On white

6.44

#2D5BB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#2D5BB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D5BB3

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D5BB3	#FFFFFF	#000000	##FFFFFF
##2D5BB3	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2965B6

Deuteranopia (green-blind)

#0059B1

Tritanopia (blue-blind)

#00707E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2d5bb3;
/* rgb */ color: rgb(45, 91, 179);
/* oklch */ color: oklch(48.9% 0.149 261.8);

Tailwind

colors: {
  custom: {
    50: '#7988ca',
    500: '#2d5bb3',
    950: '#000000',
  },
}

SCSS

$custom: #2d5bb3;
$custom-light: #7988ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2d5bb3",
  "rgb": {
    "r": 45,
    "g": 91,
    "b": 179
  },
  "hsl": {
    "h": 219.403,
    "s": 59.821,
    "l": 43.922
  },
  "oklch": {
    "l": 0.48859,
    "c": 0.14901,
    "h": 261.8
  },
  "luminance": 0.11295
}

Semantic roles & 50–950 ramp

primary

#2D5BB3

secondary

#C7AB75

accent

#AD45E3

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2D5BB3

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

Preview Lab → · Contrast checker → · Palette generator →