#2F438F#2F438F

#2F438F is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.1% C 0.128 H 269.0°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#2F438F
RGB	rgb(47, 67, 143)
HSL	hsl(228, 51%, 37%)
HSV	hsv(228, 67%, 56%)
CMYK	cmyk(67.1%, 53.1%, 0%, 43.9%)
CIE-LAB	lab(30.88, 18.28, -44.55)
CIE-LCH	lch(30.88, 48.16, 292.31°)
OKLab	oklab(41.09% -0.0022 -0.1279)
OKLCH	oklch(41.09% 0.128 269)
XYZ	xyz(8.1357, 6.6011, 26.8267)
Luminance	0.0660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F438F #8F7B2F

analogous

#2F738F #2F438F #4B2F8F

triadic

#2F438F #8F2F43 #438F2F

tetradic

#2F438F #8F2F73 #8F7B2F #2F8F4B

square

#2F438F #8F2F73 #8F7B2F #2F8F4B

split-complementary

#2F438F #8F4B2F #738F2F

monochromatic

#111833 #202D61 #2F438F #3E59BD #6A7FCE

Accessibility & contrast

On white

9.05

#2F438F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2F438F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F438F

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F438F	#FFFFFF	#000000	##FFFFFF
##2F438F	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#144D92

Deuteranopia (green-blind)

#00458D

Tritanopia (blue-blind)

#005562

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2f438f;
/* rgb */ color: rgb(47, 67, 143);
/* oklch */ color: oklch(41.1% 0.128 269.0);

Tailwind

colors: {
  custom: {
    50: '#7376b0',
    500: '#2f438f',
    950: '#000000',
  },
}

SCSS

$custom: #2f438f;
$custom-light: #7376b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f438f",
  "rgb": {
    "r": 47,
    "g": 67,
    "b": 143
  },
  "hsl": {
    "h": 227.5,
    "s": 50.526,
    "l": 37.255
  },
  "oklch": {
    "l": 0.41093,
    "c": 0.12789,
    "h": 269
  },
  "luminance": 0.06602
}

Semantic roles & 50–950 ramp

primary

#2F438F

secondary

#B5A465

accent

#BD4EDA

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #2F438F

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

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