#2B4F8D#2B4F8D

#2B4F8D is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.4% C 0.111 H 260.5°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#2B4F8D
RGB	rgb(43, 79, 141)
HSL	hsl(218, 53%, 36%)
HSV	hsv(218, 70%, 55%)
CMYK	cmyk(69.5%, 44%, 0%, 44.7%)
CIE-LAB	lab(34.04, 8.76, -38.26)
CIE-LCH	lch(34.04, 39.25, 282.90°)
OKLab	oklab(43.41% -0.0182 -0.1093)
OKLCH	oklch(43.41% 0.111 260.5)
XYZ	xyz(8.5982, 8.0278, 26.2905)
Luminance	0.0803 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4F8D #8D692B

analogous

#2B808D #2B4F8D #382B8D

triadic

#2B4F8D #8D2B4F #4F8D2B

tetradic

#2B4F8D #8D2B80 #8D692B #2B8D38

square

#2B4F8D #8D2B80 #8D692B #2B8D38

split-complementary

#2B4F8D #8D382B #808D2B

monochromatic

#0E1A2F #1D355E #2B4F8D #3969BC #638BCF

Accessibility & contrast

On white

8.06

#2B4F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2B4F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4F8D

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4F8D	#FFFFFF	#000000	##FFFFFF
##2B4F8D	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#32558F

Deuteranopia (green-blind)

#214C8C

Tritanopia (blue-blind)

#005D67

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2b4f8d;
/* rgb */ color: rgb(43, 79, 141);
/* oklch */ color: oklch(43.4% 0.111 260.5);

Tailwind

colors: {
  custom: {
    50: '#707faf',
    500: '#2b4f8d',
    950: '#000000',
  },
}

SCSS

$custom: #2b4f8d;
$custom-light: #707faf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4f8d",
  "rgb": {
    "r": 43,
    "g": 79,
    "b": 141
  },
  "hsl": {
    "h": 217.959,
    "s": 53.261,
    "l": 36.078
  },
  "oklch": {
    "l": 0.43411,
    "c": 0.11077,
    "h": 260.5
  },
  "luminance": 0.08029
}

Semantic roles & 50–950 ramp

primary

#2B4F8D

secondary

#B6955E

accent

#A74BDD

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2B4F8D

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

Preview Lab → · Contrast checker → · Palette generator →