#2D59A6#2D59A6

#2D59A6 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 47.5% C 0.133 H 260.7°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#2D59A6
RGB	rgb(45, 89, 166)
HSL	hsl(218, 57%, 41%)
HSV	hsv(218, 73%, 65%)
CMYK	cmyk(72.9%, 46.4%, 0%, 34.9%)
CIE-LAB	lab(38.65, 12.01, -45.95)
CIE-LCH	lch(38.65, 47.49, 284.64°)
OKLab	oklab(47.49% -0.0215 -0.1316)
OKLCH	oklch(47.49% 0.133 260.7)
XYZ	xyz(11.5350, 10.4546, 37.4790)
Luminance	0.1046 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D59A6 #A67A2D

analogous

#2D96A6 #2D59A6 #3E2DA6

triadic

#2D59A6 #A62D59 #59A62D

tetradic

#2D59A6 #A62D96 #A67A2D #2DA63E

square

#2D59A6 #A62D96 #A67A2D #2DA63E

split-complementary

#2D59A6 #A63E2D #96A62D

monochromatic

#132546 #203F76 #2D59A6 #4476CC #7499D9

Accessibility & contrast

On white

6.79

#2D59A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#2D59A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D59A6

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D59A6	#FFFFFF	#000000	##FFFFFF
##2D59A6	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3161A9

Deuteranopia (green-blind)

#1756A4

Tritanopia (blue-blind)

#006B77

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2d59a6;
/* rgb */ color: rgb(45, 89, 166);
/* oklch */ color: oklch(47.5% 0.133 260.7);

Tailwind

colors: {
  custom: {
    50: '#7687c1',
    500: '#2d59a6',
    950: '#000000',
  },
}

SCSS

$custom: #2d59a6;
$custom-light: #7687c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2d59a6",
  "rgb": {
    "r": 45,
    "g": 89,
    "b": 166
  },
  "hsl": {
    "h": 218.182,
    "s": 57.346,
    "l": 41.373
  },
  "oklch": {
    "l": 0.47493,
    "c": 0.1334,
    "h": 260.7
  },
  "luminance": 0.10456
}

Semantic roles & 50–950 ramp

primary

#2D59A6

secondary

#C1A36E

accent

#A947E1

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #2D59A6

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

Preview Lab → · Contrast checker → · Palette generator →