#2D59B2#2D59B2

#2D59B2 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.4% C 0.150 H 262.5°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#2D59B2
RGB	rgb(45, 89, 178)
HSL	hsl(220, 60%, 44%)
HSV	hsv(220, 75%, 70%)
CMYK	cmyk(74.7%, 50%, 0%, 30.2%)
CIE-LAB	lab(39.44, 16.58, -51.77)
CIE-LCH	lch(39.44, 54.36, 287.76°)
OKLab	oklab(48.35% -0.0197 -0.1488)
OKLCH	oklch(48.35% 0.15 262.5)
XYZ	xyz(12.6876, 10.9156, 43.5491)
Luminance	0.1092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D59B2 #B2862D

analogous

#2D9BB2 #2D59B2 #432DB2

triadic

#2D59B2 #B22D59 #59B22D

tetradic

#2D59B2 #B22D9B #B2862D #2DB243

square

#2D59B2 #B22D9B #B2862D #2DB243

split-complementary

#2D59B2 #B2432D #9BB22D

monochromatic

#142850 #214181 #2D59B2 #4B77D1 #7C9CDE

Accessibility & contrast

On white

6.60

#2D59B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#2D59B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D59B2

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D59B2	#FFFFFF	#000000	##FFFFFF
##2D59B2	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2463B5

Deuteranopia (green-blind)

#0057B0

Tritanopia (blue-blind)

#006E7D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2d59b2;
/* rgb */ color: rgb(45, 89, 178);
/* oklch */ color: oklch(48.4% 0.150 262.5);

Tailwind

colors: {
  custom: {
    50: '#7887ca',
    500: '#2d59b2',
    950: '#000000',
  },
}

SCSS

$custom: #2d59b2;
$custom-light: #7887ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2d59b2",
  "rgb": {
    "r": 45,
    "g": 89,
    "b": 178
  },
  "hsl": {
    "h": 220.15,
    "s": 59.641,
    "l": 43.725
  },
  "oklch": {
    "l": 0.48354,
    "c": 0.15009,
    "h": 262.5
  },
  "luminance": 0.10917
}

Semantic roles & 50–950 ramp

primary

#2D59B2

secondary

#C6AB75

accent

#AF45E3

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2D59B2

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

Preview Lab → · Contrast checker → · Palette generator →