#2B4C8E#2B4C8E

#2B4C8E is a dark, moderate blue. Relative luminance 0.076; OKLCH L 42.8% C 0.116 H 262.6°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#2B4C8E
RGB	rgb(43, 76, 142)
HSL	hsl(220, 54%, 36%)
HSV	hsv(220, 70%, 56%)
CMYK	cmyk(69.7%, 46.5%, 0%, 44.3%)
CIE-LAB	lab(33.21, 11.15, -40.20)
CIE-LCH	lch(33.21, 41.72, 285.49°)
OKLab	oklab(42.79% -0.015 -0.115)
OKLCH	oklch(42.79% 0.116 262.6)
XYZ	xyz(8.4615, 7.6346, 26.6136)
Luminance	0.0764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4C8E #8E6D2B

analogous

#2B7E8E #2B4C8E #3C2B8E

triadic

#2B4C8E #8E2B4C #4C8E2B

tetradic

#2B4C8E #8E2B7E #8E6D2B #2B8E3C

square

#2B4C8E #8E2B7E #8E6D2B #2B8E3C

split-complementary

#2B4C8E #8E3C2B #7E8E2B

monochromatic

#0F1A30 #1D335F #2B4C8E #3965BD #6388D0

Accessibility & contrast

On white

8.31

#2B4C8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2B4C8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4C8E

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4C8E	#FFFFFF	#000000	##FFFFFF
##2B4C8E	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5390

Deuteranopia (green-blind)

#184A8D

Tritanopia (blue-blind)

#005B66

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2b4c8e;
/* rgb */ color: rgb(43, 76, 142);
/* oklch */ color: oklch(42.8% 0.116 262.6);

Tailwind

colors: {
  custom: {
    50: '#707daf',
    500: '#2b4c8e',
    950: '#000000',
  },
}

SCSS

$custom: #2b4c8e;
$custom-light: #707daf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4c8e",
  "rgb": {
    "r": 43,
    "g": 76,
    "b": 142
  },
  "hsl": {
    "h": 220,
    "s": 53.514,
    "l": 36.275
  },
  "oklch": {
    "l": 0.42792,
    "c": 0.116,
    "h": 262.6
  },
  "luminance": 0.07635
}

Semantic roles & 50–950 ramp

primary

#2B4C8E

secondary

#B6995F

accent

#AC4BDD

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2B4C8E

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

Preview Lab → · Contrast checker → · Palette generator →