#2F388E#2F388E

#2F388E is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.8% C 0.141 H 273.3°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#2F388E
RGB	rgb(47, 56, 142)
HSL	hsl(234, 50%, 37%)
HSV	hsv(234, 67%, 56%)
CMYK	cmyk(66.9%, 60.6%, 0%, 44.3%)
CIE-LAB	lab(27.80, 25.33, -48.92)
CIE-LCH	lch(27.80, 55.09, 297.38°)
OKLab	oklab(38.76% 0.0082 -0.1409)
OKLCH	oklch(38.76% 0.141 273.3)
XYZ	xyz(7.4673, 5.3850, 26.2318)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F388E #8E852F

analogous

#2F688E #2F388E #562F8E

triadic

#2F388E #8E2F38 #388E2F

tetradic

#2F388E #8E2F68 #8E852F #2F8E56

square

#2F388E #8E2F68 #8E852F #2F8E56

split-complementary

#2F388E #8E562F #688E2F

monochromatic

#111432 #202660 #2F388E #3E4ABC #6A73CE

Accessibility & contrast

On white

10.11

#2F388E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2F388E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F388E

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F388E	#FFFFFF	#000000	##FFFFFF
##2F388E	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004691

Deuteranopia (green-blind)

#003D8C

Tritanopia (blue-blind)

#004D5D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2f388e;
/* rgb */ color: rgb(47, 56, 142);
/* oklch */ color: oklch(38.8% 0.141 273.3);

Tailwind

colors: {
  custom: {
    50: '#736eb0',
    500: '#2f388e',
    950: '#000000',
  },
}

SCSS

$custom: #2f388e;
$custom-light: #736eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f388e",
  "rgb": {
    "r": 47,
    "g": 56,
    "b": 142
  },
  "hsl": {
    "h": 234.316,
    "s": 50.265,
    "l": 37.059
  },
  "oklch": {
    "l": 0.38764,
    "c": 0.1411,
    "h": 273.3
  },
  "luminance": 0.05386
}

Semantic roles & 50–950 ramp

primary

#2F388E

secondary

#B5AD64

accent

#CD4EDA

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #2F388E

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

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