#2F4C8E#2F4C8E

#2F4C8E is a dark, moderate blue. Relative luminance 0.077; OKLCH L 43.0% C 0.115 H 264.3°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#2F4C8E
RGB	rgb(47, 76, 142)
HSL	hsl(222, 50%, 37%)
HSV	hsv(222, 67%, 56%)
CMYK	cmyk(66.9%, 46.5%, 0%, 44.3%)
CIE-LAB	lab(33.40, 11.85, -39.88)
CIE-LCH	lch(33.40, 41.60, 286.54°)
OKLab	oklab(42.99% -0.0114 -0.114)
OKLCH	oklch(42.99% 0.115 264.3)
XYZ	xyz(8.6375, 7.7254, 26.6219)
Luminance	0.0773 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4C8E #8E712F

analogous

#2F7C8E #2F4C8E #412F8E

triadic

#2F4C8E #8E2F4C #4C8E2F

tetradic

#2F4C8E #8E2F7C #8E712F #2F8E41

square

#2F4C8E #8E2F7C #8E712F #2F8E41

split-complementary

#2F4C8E #8E412F #7C8E2F

monochromatic

#111B32 #203360 #2F4C8E #3E65BC #6A88CE

Accessibility & contrast

On white

8.25

#2F4C8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#2F4C8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4C8E

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4C8E	#FFFFFF	#000000	##FFFFFF
##2F4C8E	1.00	8.25	2.55	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5390

Deuteranopia (green-blind)

#1B4A8D

Tritanopia (blue-blind)

#005B66

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2f4c8e;
/* rgb */ color: rgb(47, 76, 142);
/* oklch */ color: oklch(43.0% 0.115 264.3);

Tailwind

colors: {
  custom: {
    50: '#727daf',
    500: '#2f4c8e',
    950: '#000000',
  },
}

SCSS

$custom: #2f4c8e;
$custom-light: #727daf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4c8e",
  "rgb": {
    "r": 47,
    "g": 76,
    "b": 142
  },
  "hsl": {
    "h": 221.684,
    "s": 50.265,
    "l": 37.059
  },
  "oklch": {
    "l": 0.42994,
    "c": 0.11456,
    "h": 264.3
  },
  "luminance": 0.07726
}

Semantic roles & 50–950 ramp

primary

#2F4C8E

secondary

#B59C64

accent

#AF4EDA

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #2F4C8E

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

Preview Lab → · Contrast checker → · Palette generator →