#2D5FDB#2D5FDB

#2D5FDB is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.8% C 0.198 H 264.1°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#2D5FDB
RGB	rgb(45, 95, 219)
HSL	hsl(223, 71%, 52%)
HSV	hsv(223, 79%, 86%)
CMYK	cmyk(79.5%, 56.6%, 0%, 14.1%)
CIE-LAB	lab(44.02, 28.17, -68.08)
CIE-LCH	lch(44.02, 73.68, 292.48°)
OKLab	oklab(52.76% -0.0203 -0.1966)
OKLCH	oklch(52.76% 0.198 264.1)
XYZ	xyz(17.9560, 13.8547, 68.7320)
Luminance	0.1386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D5FDB #DBA92D

analogous

#2DB6DB #2D5FDB #522DDB

triadic

#2D5FDB #DB2D5F #5FDB2D

tetradic

#2D5FDB #DB2DB6 #DBA92D #2DDB52

square

#2D5FDB #DB2DB6 #DBA92D #2DDB52

split-complementary

#2D5FDB #DB522D #B6DB2D

monochromatic

#153279 #1E47AD #2D5FDB #6187E4 #95AFED

Accessibility & contrast

On white

5.57

#2D5FDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#2D5FDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D5FDB

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D5FDB	#FFFFFF	#000000	##FFFFFF
##2D5FDB	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070DF

Deuteranopia (green-blind)

#0060D9

Tritanopia (blue-blind)

#007E94

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #2d5fdb;
/* rgb */ color: rgb(45, 95, 219);
/* oklch */ color: oklch(52.8% 0.198 264.1);

Tailwind

colors: {
  custom: {
    50: '#818be7',
    500: '#2d5fdb',
    950: '#000000',
  },
}

SCSS

$custom: #2d5fdb;
$custom-light: #818be7;
$custom-dark: #000000;

JSON

{
  "hex": "#2d5fdb",
  "rgb": {
    "r": 45,
    "g": 95,
    "b": 219
  },
  "hsl": {
    "h": 222.759,
    "s": 70.732,
    "l": 51.765
  },
  "oklch": {
    "l": 0.52765,
    "c": 0.19768,
    "h": 264.1
  },
  "luminance": 0.13857
}

Semantic roles & 50–950 ramp

primary

#2D5FDB

secondary

#D8C28C

accent

#BA3AED

background

#F8F8FE

surface

#F0F0FD

border

#CBCBD5

text

#0C0C16

muted

#7D7D84

Preview Lab

Preview with #2D5FDB

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

Preview Lab → · Contrast checker → · Palette generator →