#2F458F#2F458F

#2F458F is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.5% C 0.125 H 268.1°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#2F458F
RGB	rgb(47, 69, 143)
HSL	hsl(226, 51%, 37%)
HSV	hsv(226, 67%, 56%)
CMYK	cmyk(67.1%, 51.7%, 0%, 43.9%)
CIE-LAB	lab(31.45, 16.93, -43.64)
CIE-LCH	lch(31.45, 46.81, 291.20°)
OKLab	oklab(41.52% -0.0041 -0.1251)
OKLCH	oklch(41.52% 0.125 268.1)
XYZ	xyz(8.2566, 6.8430, 26.8670)
Luminance	0.0684 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F458F #8F792F

analogous

#2F758F #2F458F #492F8F

triadic

#2F458F #8F2F45 #458F2F

tetradic

#2F458F #8F2F75 #8F792F #2F8F49

square

#2F458F #8F2F75 #8F792F #2F8F49

split-complementary

#2F458F #8F492F #758F2F

monochromatic

#111933 #202F61 #2F458F #3E5BBD #6A81CE

Accessibility & contrast

On white

8.87

#2F458F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#2F458F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F458F

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F458F	#FFFFFF	#000000	##FFFFFF
##2F458F	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4F92

Deuteranopia (green-blind)

#00468D

Tritanopia (blue-blind)

#005663

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2f458f;
/* rgb */ color: rgb(47, 69, 143);
/* oklch */ color: oklch(41.5% 0.125 268.1);

Tailwind

colors: {
  custom: {
    50: '#7378b0',
    500: '#2f458f',
    950: '#000000',
  },
}

SCSS

$custom: #2f458f;
$custom-light: #7378b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f458f",
  "rgb": {
    "r": 47,
    "g": 69,
    "b": 143
  },
  "hsl": {
    "h": 226.25,
    "s": 50.526,
    "l": 37.255
  },
  "oklch": {
    "l": 0.41521,
    "c": 0.12522,
    "h": 268.1
  },
  "luminance": 0.06844
}

Semantic roles & 50–950 ramp

primary

#2F458F

secondary

#B5A365

accent

#BA4EDA

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #2F458F

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

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