#2F458D#2F458D

#2F458D is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.4% C 0.122 H 268.0°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#2F458D
RGB	rgb(47, 69, 141)
HSL	hsl(226, 50%, 37%)
HSV	hsv(226, 67%, 55%)
CMYK	cmyk(66.7%, 51.1%, 0%, 44.7%)
CIE-LAB	lab(31.31, 16.18, -42.64)
CIE-LCH	lch(31.31, 45.60, 290.78°)
OKLab	oklab(41.37% -0.0044 -0.1222)
OKLCH	oklch(41.37% 0.122 268)
XYZ	xyz(8.1065, 6.7829, 26.0762)
Luminance	0.0678 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F458D #8D772F

analogous

#2F748D #2F458D #482F8D

triadic

#2F458D #8D2F45 #458D2F

tetradic

#2F458D #8D2F74 #8D772F #2F8D48

square

#2F458D #8D2F74 #8D772F #2F8D48

split-complementary

#2F458D #8D482F #748D2F

monochromatic

#101831 #202F5F #2F458D #3E5BBB #6981CD

Accessibility & contrast

On white

8.91

#2F458D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#2F458D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F458D

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F458D	#FFFFFF	#000000	##FFFFFF
##2F458D	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D4E90

Deuteranopia (green-blind)

#03468C

Tritanopia (blue-blind)

#005662

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2f458d;
/* rgb */ color: rgb(47, 69, 141);
/* oklch */ color: oklch(41.4% 0.122 268.0);

Tailwind

colors: {
  custom: {
    50: '#7278af',
    500: '#2f458d',
    950: '#000000',
  },
}

SCSS

$custom: #2f458d;
$custom-light: #7278af;
$custom-dark: #000000;

JSON

{
  "hex": "#2f458d",
  "rgb": {
    "r": 47,
    "g": 69,
    "b": 141
  },
  "hsl": {
    "h": 225.957,
    "s": 50,
    "l": 36.863
  },
  "oklch": {
    "l": 0.41371,
    "c": 0.12228,
    "h": 268
  },
  "luminance": 0.06784
}

Semantic roles & 50–950 ramp

primary

#2F458D

secondary

#B4A164

accent

#B94EDA

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #2F458D

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

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