#2B4D85#2B4D85

#2B4D85 is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.4% C 0.102 H 259.9°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#2B4D85
RGB	rgb(43, 77, 133)
HSL	hsl(217, 51%, 35%)
HSV	hsv(217, 68%, 52%)
CMYK	cmyk(67.7%, 42.1%, 0%, 47.8%)
CIE-LAB	lab(32.95, 7.05, -35.10)
CIE-LCH	lch(32.95, 35.80, 281.36°)
OKLab	oklab(42.41% -0.0179 -0.1)
OKLCH	oklch(42.41% 0.102 259.9)
XYZ	xyz(7.8823, 7.5140, 23.2207)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4D85 #85632B

analogous

#2B7A85 #2B4D85 #362B85

triadic

#2B4D85 #852B4D #4D852B

tetradic

#2B4D85 #852B7A #85632B #2B8536

square

#2B4D85 #852B7A #85632B #2B8536

split-complementary

#2B4D85 #85362B #7A852B

monochromatic

#0D1729 #1C3257 #2B4D85 #3A68B3 #5F88CB

Accessibility & contrast

On white

8.39

#2B4D85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#2B4D85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4D85

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4D85	#FFFFFF	#000000	##FFFFFF
##2B4D85	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345287

Deuteranopia (green-blind)

#264A84

Tritanopia (blue-blind)

#005A62

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2b4d85;
/* rgb */ color: rgb(43, 77, 133);
/* oklch */ color: oklch(42.4% 0.102 259.9);

Tailwind

colors: {
  custom: {
    50: '#6e7ea9',
    500: '#2b4d85',
    950: '#000000',
  },
}

SCSS

$custom: #2b4d85;
$custom-light: #6e7ea9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4d85",
  "rgb": {
    "r": 43,
    "g": 77,
    "b": 133
  },
  "hsl": {
    "h": 217.333,
    "s": 51.136,
    "l": 34.51
  },
  "oklch": {
    "l": 0.42409,
    "c": 0.10159,
    "h": 259.9
  },
  "luminance": 0.07515
}

Semantic roles & 50–950 ramp

primary

#2B4D85

secondary

#B1905B

accent

#A54DDB

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2B4D85

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

Preview Lab → · Contrast checker → · Palette generator →