#2B458F#2B458F

#2B458F is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.3% C 0.127 H 266.4°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#2B458F
RGB	rgb(43, 69, 143)
HSL	hsl(224, 54%, 36%)
HSV	hsv(224, 70%, 56%)
CMYK	cmyk(69.9%, 51.7%, 0%, 43.9%)
CIE-LAB	lab(31.24, 16.25, -43.99)
CIE-LCH	lch(31.24, 46.90, 290.28°)
OKLab	oklab(41.3% -0.008 -0.1263)
OKLCH	oklch(41.3% 0.127 266.4)
XYZ	xyz(8.0806, 6.7522, 26.8587)
Luminance	0.0675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B458F #8F752B

analogous

#2B778F #2B458F #432B8F

triadic

#2B458F #8F2B45 #458F2B

tetradic

#2B458F #8F2B77 #8F752B #2B8F43

square

#2B458F #8F2B77 #8F752B #2B8F43

split-complementary

#2B458F #8F432B #778F2B

monochromatic

#0F1831 #1D2E60 #2B458F #395CBE #6480D0

Accessibility & contrast

On white

8.93

#2B458F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#2B458F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B458F

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B458F	#FFFFFF	#000000	##FFFFFF
##2B458F	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4E92

Deuteranopia (green-blind)

#00458D

Tritanopia (blue-blind)

#005663

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2b458f;
/* rgb */ color: rgb(43, 69, 143);
/* oklch */ color: oklch(41.3% 0.127 266.4);

Tailwind

colors: {
  custom: {
    50: '#7178b0',
    500: '#2b458f',
    950: '#000000',
  },
}

SCSS

$custom: #2b458f;
$custom-light: #7178b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b458f",
  "rgb": {
    "r": 43,
    "g": 69,
    "b": 143
  },
  "hsl": {
    "h": 224.4,
    "s": 53.763,
    "l": 36.471
  },
  "oklch": {
    "l": 0.41304,
    "c": 0.12653,
    "h": 266.4
  },
  "luminance": 0.06753
}

Semantic roles & 50–950 ramp

primary

#2B458F

secondary

#B7A05F

accent

#B74BDD

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2B458F

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

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