#2D3587#2D3587

#2D3587 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.4% C 0.136 H 273.6°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#2D3587
RGB	rgb(45, 53, 135)
HSL	hsl(235, 50%, 35%)
HSV	hsv(235, 67%, 53%)
CMYK	cmyk(66.7%, 60.7%, 0%, 47.1%)
CIE-LAB	lab(26.31, 24.45, -47.02)
CIE-LCH	lch(26.31, 52.99, 297.47°)
OKLab	oklab(37.44% 0.0086 -0.1353)
OKLCH	oklch(37.44% 0.136 273.6)
XYZ	xyz(6.7270, 4.8528, 23.4991)
Luminance	0.0485 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3587 #877F2D

analogous

#2D6287 #2D3587 #522D87

triadic

#2D3587 #872D35 #35872D

tetradic

#2D3587 #872D62 #877F2D #2D8752

square

#2D3587 #872D62 #877F2D #2D8752

split-complementary

#2D3587 #87522D #62872D

monochromatic

#0E112B #1E2359 #2D3587 #3C47B5 #636DCB

Accessibility & contrast

On white

10.66

#2D3587 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2D3587 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3587

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3587	#FFFFFF	#000000	##FFFFFF
##2D3587	1.00	10.66	1.97	10.66
#FFFFFF	10.66	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428A

Deuteranopia (green-blind)

#003A85

Tritanopia (blue-blind)

#004958

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2d3587;
/* rgb */ color: rgb(45, 53, 135);
/* oklch */ color: oklch(37.4% 0.136 273.6);

Tailwind

colors: {
  custom: {
    50: '#716cab',
    500: '#2d3587',
    950: '#000000',
  },
}

SCSS

$custom: #2d3587;
$custom-light: #716cab;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3587",
  "rgb": {
    "r": 45,
    "g": 53,
    "b": 135
  },
  "hsl": {
    "h": 234.667,
    "s": 50,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37443,
    "c": 0.13562,
    "h": 273.6
  },
  "luminance": 0.04853
}

Semantic roles & 50–950 ramp

primary

#2D3587

secondary

#B2AA5E

accent

#CD4EDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2D3587

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

Preview Lab → · Contrast checker → · Palette generator →