#2D4E8B#2D4E8B

#2D4E8B is a dark, moderate blue. Relative luminance 0.079; OKLCH L 43.1% C 0.108 H 261.6°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#2D4E8B
RGB	rgb(45, 78, 139)
HSL	hsl(219, 51%, 36%)
HSV	hsv(219, 68%, 55%)
CMYK	cmyk(67.6%, 43.9%, 0%, 45.5%)
CIE-LAB	lab(33.71, 9.02, -37.56)
CIE-LCH	lch(33.71, 38.63, 283.50°)
OKLab	oklab(43.14% -0.0159 -0.1072)
OKLCH	oklch(43.14% 0.108 261.6)
XYZ	xyz(8.4651, 7.8699, 25.4940)
Luminance	0.0787 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D4E8B #8B6A2D

analogous

#2D7D8B #2D4E8B #3B2D8B

triadic

#2D4E8B #8B2D4E #4E8B2D

tetradic

#2D4E8B #8B2D7D #8B6A2D #2D8B3B

square

#2D4E8B #8B2D7D #8B6A2D #2D8B3B

split-complementary

#2D4E8B #8B3B2D #7D8B2D

monochromatic

#0F1A2F #1E345D #2D4E8B #3C68B9 #658ACD

Accessibility & contrast

On white

8.16

#2D4E8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#2D4E8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D4E8B

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D4E8B	#FFFFFF	#000000	##FFFFFF
##2D4E8B	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31548D

Deuteranopia (green-blind)

#224B8A

Tritanopia (blue-blind)

#005C65

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2d4e8b;
/* rgb */ color: rgb(45, 78, 139);
/* oklch */ color: oklch(43.1% 0.108 261.6);

Tailwind

colors: {
  custom: {
    50: '#717fad',
    500: '#2d4e8b',
    950: '#000000',
  },
}

SCSS

$custom: #2d4e8b;
$custom-light: #717fad;
$custom-dark: #000000;

JSON

{
  "hex": "#2d4e8b",
  "rgb": {
    "r": 45,
    "g": 78,
    "b": 139
  },
  "hsl": {
    "h": 218.936,
    "s": 51.087,
    "l": 36.078
  },
  "oklch": {
    "l": 0.43142,
    "c": 0.10835,
    "h": 261.6
  },
  "luminance": 0.07871
}

Semantic roles & 50–950 ramp

primary

#2D4E8B

secondary

#B49660

accent

#A94DDB

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2D4E8B

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

Preview Lab → · Contrast checker → · Palette generator →