#2F4181#2F4181

#2F4181 is a dark, moderate blue. Relative luminance 0.060; OKLCH L 39.6% C 0.110 H 269.1°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#2F4181
RGB	rgb(47, 65, 129)
HSL	hsl(227, 47%, 35%)
HSV	hsv(227, 64%, 51%)
CMYK	cmyk(63.6%, 49.6%, 0%, 49.4%)
CIE-LAB	lab(29.33, 14.41, -38.38)
CIE-LCH	lch(29.33, 41.00, 290.58°)
OKLab	oklab(39.61% -0.0017 -0.1097)
OKLCH	oklch(39.61% 0.11 269.1)
XYZ	xyz(7.0237, 5.9693, 21.5467)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4181 #816F2F

analogous

#2F6A81 #2F4181 #462F81

triadic

#2F4181 #812F41 #41812F

tetradic

#2F4181 #812F6A #816F2F #2F8146

square

#2F4181 #812F6A #816F2F #2F8146

split-complementary

#2F4181 #81462F #6A812F

monochromatic

#0E1427 #1F2A54 #2F4181 #3F58AE #647AC6

Accessibility & contrast

On white

9.57

#2F4181 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2F4181 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4181

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4181	#FFFFFF	#000000	##FFFFFF
##2F4181	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214983

Deuteranopia (green-blind)

#124280

Tritanopia (blue-blind)

#00505A

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2f4181;
/* rgb */ color: rgb(47, 65, 129);
/* oklch */ color: oklch(39.6% 0.110 269.1);

Tailwind

colors: {
  custom: {
    50: '#7075a6',
    500: '#2f4181',
    950: '#000000',
  },
}

SCSS

$custom: #2f4181;
$custom-light: #7075a6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4181",
  "rgb": {
    "r": 47,
    "g": 65,
    "b": 129
  },
  "hsl": {
    "h": 226.829,
    "s": 46.591,
    "l": 34.51
  },
  "oklch": {
    "l": 0.39608,
    "c": 0.10976,
    "h": 269.1
  },
  "luminance": 0.0597
}

Semantic roles & 50–950 ramp

primary

#2F4181

secondary

#AD9C5E

accent

#B952D6

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #2F4181

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

Preview Lab → · Contrast checker → · Palette generator →