#2D4D8F#2D4D8F

#2D4D8F is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.2% C 0.115 H 263.0°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#2D4D8F
RGB	rgb(45, 77, 143)
HSL	hsl(220, 52%, 37%)
HSV	hsv(220, 69%, 56%)
CMYK	cmyk(68.5%, 46.2%, 0%, 43.9%)
CIE-LAB	lab(33.66, 11.20, -40.08)
CIE-LCH	lch(33.66, 41.62, 285.61°)
OKLab	oklab(43.19% -0.0141 -0.1146)
OKLCH	oklch(43.19% 0.115 263)
XYZ	xyz(8.6922, 7.8480, 27.0380)
Luminance	0.0785 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D4D8F #8F6F2D

analogous

#2D7E8F #2D4D8F #3E2D8F

triadic

#2D4D8F #8F2D4D #4D8F2D

tetradic

#2D4D8F #8F2D7E #8F6F2D #2D8F3E

square

#2D4D8F #8F2D7E #8F6F2D #2D8F3E

split-complementary

#2D4D8F #8F3E2D #7E8F2D

monochromatic

#101B32 #1E3460 #2D4D8F #3C66BE #6789CF

Accessibility & contrast

On white

8.17

#2D4D8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#2D4D8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D4D8F

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D4D8F	#FFFFFF	#000000	##FFFFFF
##2D4D8F	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5491

Deuteranopia (green-blind)

#1B4B8E

Tritanopia (blue-blind)

#005C67

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2d4d8f;
/* rgb */ color: rgb(45, 77, 143);
/* oklch */ color: oklch(43.2% 0.115 263.0);

Tailwind

colors: {
  custom: {
    50: '#717eb0',
    500: '#2d4d8f',
    950: '#000000',
  },
}

SCSS

$custom: #2d4d8f;
$custom-light: #717eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d4d8f",
  "rgb": {
    "r": 45,
    "g": 77,
    "b": 143
  },
  "hsl": {
    "h": 220.408,
    "s": 52.128,
    "l": 36.863
  },
  "oklch": {
    "l": 0.43187,
    "c": 0.11546,
    "h": 263
  },
  "luminance": 0.07849
}

Semantic roles & 50–950 ramp

primary

#2D4D8F

secondary

#B69A62

accent

#AD4CDC

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2D4D8F

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

Preview Lab → · Contrast checker → · Palette generator →